Pipe Fittings for Water | McMaster-Carr

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	Pipe Size Pipe Size

1/16
1/8
1/4
3/8
1/2
5/8
3/4
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
4
5
6
8
10
12

	Thread Type Thread Type

UN/UNF (SAE Straight)

UNF

Universal

UNJ/UNJF (JIC)

	Material Material

Glass-Filled PVC Plastic

	Type Type


Adapter	Bleed Ring

Bushing	Cap

Clamp	Connector

Expansion Joint	Flange

Locknut	Nut

O-Ring	Outlet

Pipe	Plug

Port	Reducer

Reducing Adapter	Repair Clamp

Rotating Joint	Saddle Tap

Sleeve	Stub End

Trap	Tube Support

Union

	Shape Shape


Straight	90° Elbow

Tee	Cap/Plug

45° Elbow	Cross

Wye	Manifold

Side-Outlet Elbow	22 1/2° Elbow

180° Bend	Double Wye

11 1/4° Elbow	270° Bend

Cut-to-Angle Elbow	Junction Block

	Connection Style Connection Style

	For Use With For Use With	Show

Water

	For Use With For Use With	Hide

Warning: Products have one, but not necessarily all, of the selected characteristics.

Citric Acid (25%
Concentration)

Citric Acid (50%
Concentration)

Citric Acid (100%
Concentration)

Hydrochloric Acid (25%
Concentration)

Hydrochloric Acid (30%)

Hydrochloric Acid (37%
Concentration)

Hydrochloric Acid (100%
Concentration)

Liquid Carbon Dioxide

Methyl Ethyl Ketone (MEK)

Nitric Acid (25%
Concentration)

Nitric Acid (50%
Concentration)

Nitric Acid (65%)

Nitric Acid (100%
Concentration)

Phosphoric Acid (25%
Concentration)

Phosphoric Acid (50%
Concentration)

Phosphoric Acid (100%
Concentration)

Sodium Carbonate
(20% in Water)

Sodium Chloride

Sodium Hydroxide

Sodium Hydroxide (25%
Concentration)

Sodium Hydroxide (50%
Concentration)

Sodium Hydroxide (100%
Concentration)

Sodium Hypochlorite
(25% Concentration)

Sodium Hypochlorite
(50% Concentration)

Sodium Hypochlorite
(100% Concentration)

Tungsten Hexafluoride

	For Pipe Schedule For Pipe Schedule

160

XXH

Any

	For Pipe Material For Pipe Material

	Schedule Schedule


10	40

80	160

XXH

	Gender Gender

Female

Male

	Connection Type Connection Type


Pipe	Tube

Hose

	System of Measurement System of Measurement

Inch

Metric

	Length Length

	Threading Threading

Threaded on Both Ends

Fully Threaded

Threaded on One End

Unthreaded

	Maximum Pressure Maximum Pressure

	Pressure Class Pressure Class

125
150
200
250
300
600
1000
1500
3000
6000
Not Rated

	Specifications Met Specifications Met

3-A Sanitary Certified

	Color Color

	Dark Gray		White
	Light Gray		Black
	Beige		Orange
	Red		Gray
	Blue		Clear
	Yellow		Green

	Body Shape Body Shape

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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29,963 Products

How to Identify and Measure Fittings

Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.

Low-Pressure Stainless Steel Threaded Pipe Fittings

Use these corrosion-resistant fittings in a low-pressure pipe line.

Standard-Wall Stainless Steel
Threaded Pipe Nipples and Pipe

Typically used with low-pressure stainless steel threaded pipe fittings.

Premium Low-Pressure Stainless Steel
Threaded Pipe Fittings with Certification

Unlike other stainless steel fittings, these are made in the U.S.A. for superior quality. As another marker of quality, they come with a certificate with a traceable lot number and test report that guarantees material composition.

Low-Pressure Stainless Steel Threaded Pipe Flanges

Also known as Pressure Class 150 flanges, these corrosion-resistant flanges are designed for low-pressure pipe applications.

Low-Pressure Stainless Steel
Threaded Pipe Fittings with Sealant

The male threads on these fittings have a sealant applied for extra leak protection.

Standard-Wall Stainless Steel Threaded
Pipe Nipples and Pipe with Sealant

Typically used with low-pressure stainless steel threaded pipe fittings.

High-Pressure Stainless Steel Threaded Pipe Fittings

Use these heavy duty, corrosion-resistant fittings in high-pressure flow applications.

Thick-Wall Stainless Steel
Threaded Pipe Nipples and Pipe

Typically used with medium- to high-pressure stainless steel threaded pipe fittings.

High-Pressure Stainless Steel Threaded Pipe Flanges

Also known as ANSI flanges.

Precision Extreme-Pressure Stainless
Steel Threaded Pipe Fittings

These fittings are made to tighter tolerances than other stainless steel pipe fittings. They are also known as instrumentation fittings.

Extreme-Pressure Stainless
Steel Threaded Pipe Fittings

Use these fittings in extreme-pressure conditions up to 15,000 psi.

Medium-Pressure Stainless
Steel Threaded Pipe Fittings

Choose these fittings when you want the same high-quality found in our low-pressure pipe fittings, but need more strength to handle higher pressures.

Miniature Medium-Pressure Stainless
Steel Threaded Pipe Fittings

When space is at a premium choose these compact fittings.

Stainless Steel Unthreaded Pipe and Pipe Fittings

Standard-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

Low-Pressure Socket-Connect Stainless
Steel Unthreaded Pipe Fittings

Socket-connect fittings are easier to weld than butt-weld fittings because the fitting doesn't need to align perfectly to the pipe. Slip the pipe into the socket and weld.

Low-Pressure Stainless Steel Unthreaded Pipe Flanges

Bolt two same-size flanges together with a gasket to create an access point within a pipe line.

Standard-Wall Stainless Steel
Unthreaded Pipe Nipples and Pipe

Typically used with standard-wall and low-pressure stainless steel unthreaded pipe fittings.

Low-Pressure Press-Connect Stainless
Steel Unthreaded Pipe Fittings

Press these fittings onto stainless steel pipe using a crimping tool for a permanent, leak-tight connection that's faster than threading or welding and doesn't require heat.

Low-Pressure Stainless Steel Bleed Rings

Create an access point in systems operating up to 230 psi where corrosion is a concern. Made of stainless steel, these bleed rings resist rusting.

Thin-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

Also known as Schedule 10 fittings, these are thin, lightweight, and corrosion resistant.

Thin-Wall Stainless Steel Unthreaded Pipe

Typically used with thin-wall stainless steel unthreaded pipe fittings.

High-Pressure Socket-Connect
Stainless Steel Unthreaded Pipe Fittings

Socket-connect fittings are easier to weld than butt-weld fittings because the fitting doesn't need to align perfectly to the pipe. Slip the pipe into the socket and weld.

Thick-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

High-Pressure Stainless Steel Unthreaded Pipe Flanges

Use these heavy duty forged flanges for high-pressure applications.

Thick-Wall Stainless Steel Unthreaded Pipe

Typically used with thick-wall and high-pressure stainless steel unthreaded pipe fittings.

High-Pressure Stainless Steel Bleed Rings

To relieve pressure, siphon liquid, or take samples in lines where corrosion is a concern, these bleed rings act as a port between two pipe flanges in systems operating up to 1,200 psi. They're stainless steel, so they resist rusting.

Extreme-Pressure Socket-Connect
Stainless Steel Unthreaded Pipe Fittings

The strongest socket-connect fittings we offer, these heavy duty forged fittings are also known as Pressure Class 6000.

Extra-Thick-Wall Stainless Steel Unthreaded Pipe

Typically used with extreme-pressure stainless steel unthreaded pipe fittings.

Low-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

Low-Pressure Iron and Steel Threaded Pipe Fittings

Use these fittings for low-pressure applications in noncorrosive environments.

Standard-Wall Steel Threaded Pipe Nipples and Pipe

Also known as Schedule 40, this steel pipe is designed for low-pressure applications.

Standard-Wall Steel Threaded
Pipe Nipple and Pipe Assortments

Assortments contain threaded pipe in various lengths.

Standard-Wall Steel Pipe Nipples and Pipe
with Right-Hand and Left-Hand Threads

Pipe has clockwise (right-hand) threads on one end and counterclockwise (left-hand) threads on the other end. When you use a wrench to turn, connections on both ends tighten at the same time.

Low-Pressure Iron Threaded Pipe Fittings
with Right-Hand and Left-Hand Threads

The threads on these fittings have clockwise (right-hand) threads on one end and counterclockwise (left-hand) threads on the other end.

Low-Pressure Steel Threaded Pipe Flanges

These flanges are for low-pressure applications in noncorrosive environments.

FM-Approved Low-Pressure
Cast Iron Threaded Pipe Fittings

FM-Approved Low-Pressure Cast
Iron Threaded Pipe Flanges

Low-Pressure Cast Iron Threaded Pipe Fittings

Low-Pressure Galvanized Iron
and Steel Threaded Pipe Fittings

The galvanized finish on these fittings provides fair corrosion resistance. Fittings are for use in low-pressure applications.

Standard-Wall Galvanized Steel
Threaded Pipe Nipples and Pipe

Made of galvanized steel, this Schedule 40 pipe has fair corrosion resistance and is designed for low-pressure applications.

Standard-Wall Galvanized Steel Pipe Nipples
and Pipe for Joining Dissimilar Metals

A plastic sleeve prevents destructive corrosion when connecting different metals.

Standard-Wall Galvanized Steel Threaded
Pipe Nipple and Pipe Assortments

Assortments contain threaded pipe in various lengths.

Low-Pressure Galvanized Steel
Threaded Pipe Fittings with Sealant

The male threads on these fittings have a sealant applied for extra leak protection.

Low-Pressure Galvanized Steel Threaded Pipe Flanges

The galvanized finish on these Pressure Class 150 flanges provides fair corrosion resistance.

High-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

These fittings can stand up to high-pressure applications. Use them in noncorrosive environments.

Extra-Thick-Wall Steel Threaded Pipe Nipples and Pipe

Typically used with high-pressure iron and steel threaded pipe fittings. Also known as Schedule 160.

High-Pressure Steel Threaded Pipe Flanges

Also known as Pressure Class 1500 steel flanges, these have the strength to handle high pressures.

High-Pressure Galvanized Steel Threaded Pipe Fittings

A galvanized finish gives these fittings better corrosion resistance than our plain steel high-pressure fittings. Also known as Pressure Class 3000 fittings.

Extra-Thick-Wall Galvanized Steel
Threaded Pipe Nipples and Pipe

Typically used with high-pressure galvanized iron and steel threaded pipe fittings. Also known as Schedule 160.

Medium-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

Medium-Pressure Iron and Steel Threaded Pipe Fittings

For use in noncorrosive environments, these fittings have better strength than our low-pressure iron and steel pipe fittings.

Thick-Wall Steel Threaded Pipe Nipples and Pipe

Typically used with medium-pressure iron and steel threaded pipe fittings. Also known as Schedule 80.

Medium-Pressure Steel Threaded Pipe Flanges

With better strength than our low-pressure steel flanges, these are for use in medium-pressure applications.

Medium-Pressure Galvanized Iron
and Steel Threaded Pipe Fittings

A galvanized finish gives these fittings fair corrosion resistance. They have the strength to handle medium-pressure applications.

Thick-Wall Galvanized Iron and Steel
Threaded Pipe Nipples and Pipe

Typically used with medium-pressure galvanized iron and steel threaded pipe fittings. Also known as Schedule 80.

Medium-Pressure Galvanized
Steel Threaded Pipe Flanges

Also known as Pressure Class 300 flanges, these medium-pressure flanges have a galvanized finish for fair corrosion resistance.

Medium-Pressure Pipe Fittings
for Joining Dissimilar Metals

Use these unions to connect different metals in a piping or plumbing system. They have a gasket with a plastic sleeve that inhibits destructive corrosion.

Extreme-Pressure Steel Threaded Pipe and Pipe Fittings

Compact Extreme-Pressure
Steel Threaded Pipe Fittings

These fittings are strong enough to handle extreme pressures, yet small enough to fit into cramped spaces.

Compact Precision Extreme-Pressure
Steel Threaded Pipe Fittings

Made to tighter tolerances than other steel pipe fittings, these are also known as instrumentation fittings.

Extreme-Pressure Steel Threaded Pipe Fittings

The strongest steel fittings we offer, these can withstand extreme-pressure applications.

Super-Thick-Wall Steel Threaded Pipe Nipples and Pipe

Typically used with extreme-pressure iron and steel threaded pipe fittings. Also known as Schedule XXH.

Iron and Steel Unthreaded Pipe and Pipe Fittings

Standard-Wall Butt-Weld Steel Unthreaded Pipe Fittings

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

Low-Pressure Steel Unthreaded Pipe Flanges

Bolt two flanges of the same size together with a gasket to create an access point in a pipe line.

Standard-Wall Steel Unthreaded Pipe Nipples and Pipe

Typically used with standard-wall and low-pressure iron and steel unthreaded pipe fittings. Also known as Schedule 40.

Low-Pressure Press-Connect
Steel Unthreaded Pipe Fittings

Crimp these fittings onto steel pipe to form a tightly sealed connection that’s faster than threading or welding and doesn’t require heat.

Low-Pressure Steel Bleed Rings

Access the inside of lines operating up to 285 psi, so you can vent pressure, drain liquid, or take samples. Made of black-coated steel, these bleed rings should be used in dry environments to prevent rusting.

High-Pressure Socket-Connect
Steel Unthreaded Pipe Fittings

Socket-connect fittings are easier to weld than butt-weld fittings because the fitting doesn't need to align perfectly to the pipe. Slide the pipe into the socket and weld.

Thick-Wall Butt-Weld Steel Unthreaded Pipe Fittings

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

High-Pressure Steel Unthreaded Pipe Flanges

Forged for extra strength, these heavy duty unthreaded flanges can withstand high-pressure applications.

Thick-Wall Steel Unthreaded Pipe

Typically used with thick-wall and high-pressure iron and steel unthreaded pipe fittings. Also known as Schedule 80.

High-Pressure Steel Bleed Rings

Tap into your line in systems operating up to 1,400 psi to vent pressure, drain liquid, or take samples. Made of black-coated steel, these bleed rings should be used in dry environments to prevent rusting.

Extreme-Pressure Socket-Connect
Steel Unthreaded Pipe Fittings

Also known as Pressure Class 6000 fittings, these heavy duty forged fittings are the strongest steel fittings we offer.

Extra-Thick-Wall Steel Unthreaded Pipe

Typically used with extreme-pressure iron and steel unthreaded pipe fittings. Pipe is also known as Schedule XXH .

Extreme-Pressure Steel Unthreaded Pipe Flanges

For excellent strength in extreme-pressure applications, choose these heavy duty Pressure Class 1500 flanges.

Iron and Steel Clamp-On Pipe and Pipe Fittings

Grooved-End Iron Pipe Fittings

The grooved ends on these iron fittings connect to pipe with a clamp to easily install piping systems.

Standard-Wall Grooved-End
Steel Pipe Nipples and Pipe

This steel pipe has grooved ends that connect to fittings with a clamp (sold separately) for an easy way to install piping systems.

Drain, Waste, and Vent Iron Pipe Fittings

Also known as no-hub pipe fittings and soil pipe fittings, these fittings are for use in gravity-flow applications both above and below ground.

Drain, Waste, and Vent Iron Pipe

Use this pipe in gravity-flow applications both above and below ground.

Iron and Steel Pipe Fittings with Flanged Ends

Bolt the flanged end of these fittings to another same-size flange, pump, or valve with a gasket to create an access point in a pipe line.

Brass and Bronze Threaded Pipe and Pipe Fittings

High-Pressure Brass Threaded Pipe Fittings

These brass fittings have the strength to handle high-pressure applications.

High-Pressure Brass Threaded Pipe Nipples and Pipe

Typically used with high-pressure brass and bronze threaded pipe fittings.

High-Pressure Brass Threaded
Pipe Fittings with Sealant

Not only do these brass fittings have the strength to handle high-pressure applications, the male threads have a sealant applied for extra protection against leaks.

High-Pressure Brass Threaded
Pipe Nipples and Pipe with Sealant

Typically used with high-pressure brass and bronze threaded pipe fittings.

High-Pressure Plated Brass Threaded Pipe Fittings

The plating on these brass fittings creates a shiny finish and provides extra protection in corrosive environments. Fittings have the strength to handle high-pressure applications.

High-Pressure Plated Brass
Threaded Pipe Nipples and Pipe

Typically used with high-pressure brass and bronze threaded pipe fittings.

Miniature High-Pressure Brass Threaded Pipe Fittings

When space in your pipe line is limited, choose these miniature fittings that are one inch or less in length.

Easy-Install High-Pressure Brass Threaded Pipe Fittings

Install and remove these high-pressure brass fittings with a socket wrench or hex key (sold separately).

Low-Pressure Brass and Bronze Threaded Pipe Fittings

Use these fittings in low-pressure flow applications. They have good corrosion resistance.

Standard-Wall Brass Threaded Pipe Nipples and Pipe

Typically used with low-pressure brass and bronze threaded pipe fittings.

Low-Pressure Brass and
Bronze Threaded Pipe Flanges

Also known as Pressure Class 150 flanges, these brass flanges are designed for low-pressure applications.

Low-Pressure Brass Threaded
Pipe Fittings with Sealant

The male threads on these brass fittings have a sealant applied for extra protection against leaks. Also known as Pressure Class 125 fittings, they are built for use in low-pressure applications.

Standard-Wall Brass Threaded
Pipe Nipples and Pipe with Sealant

Typically used with low-pressure brass and bronze threaded pipe fittings.

Miniature Low-Pressure Brass Threaded Pipe Fittings

Less than an inch in length, these miniature fittings work well in low-pressure pipe lines that are tight on space.

Low-Pressure Plated Brass Threaded Pipe Fittings

Used in low-pressure pipe lines, these brass fittings have a plating that makes them shiny and improves corrosion resistance.

Standard-Wall Chrome-Plated Brass
Threaded Pipe Nipples and Pipe

Typically used with low-pressure brass and bronze threaded pipe fittings.

Medium-Pressure Brass and
Bronze Threaded Pipe Fittings

Choose these fittings when you need better strength than our low-pressure brass and bronze pipe fittings.

Medium-Pressure Plated Brass Threaded Pipe Fittings

Plated with nickel, these brass fittings resist rust better than steel and unfinished brass fittings. Select them when you need more strength in corrosive environments to handle higher pressures than our low-pressure fittings.

Thick-Wall Brass Threaded Pipe Nipples and Pipe

Typically used with medium-pressure brass and bronze threaded pipe fittings.

Precision Extreme-Pressure
Brass Threaded Pipe Fittings

Also known as instrumentation fittings, these have the most precise threads and the tightest tolerances of all the brass pipe fittings we offer.

Precision Extreme-Pressure Brass
Threaded Pipe Nipples and Pipe

Typically used with precision extreme-pressure brass and bronze threaded pipe fittings.

Extreme-Pressure Brass Threaded Pipe Fittings

Extreme pressures are no problem for these heavy-duty brass fittings.

Brass and Bronze Unthreaded Pipe and Pipe Fittings

Bronze Unthreaded Pipe Fittings

Also known as Silbraze fittings.

Standard-Wall Brass Unthreaded Pipe

Typically used with brass and bronze unthreaded pipe fittings.

Brass and Bronze Unthreaded Pipe Flanges

Bolt these flanges to another same-size flange with a gasket to create an access point within a pipe line. They are also known as Silbraze flanges.

Aluminum Pipe and Pipe Fittings

Low-Pressure Aluminum Threaded Pipe Fittings

In addition to being lightweight, these aluminum fittings offer good corrosion resistance. Use them in low-pressure flow applications.

Standard-Wall Aluminum
Threaded Pipe Nipples and Pipe

Typically used with low-pressure aluminum threaded pipe fittings.

Low-Pressure Aluminum Threaded Pipe Flanges

Also known as Pressure Class 125 flanges, these are for use in low-pressure applications. Flanges are aluminum, which is lightweight with good corrosion resistance.

Medium-Pressure Aluminum Threaded Pipe Fittings

Designed for medium-pressure applications, these fittings have better strength than our low-pressure aluminum pipe fittings.

Miniature Medium-Pressure
Aluminum Threaded Pipe Fittings

Their small size makes these miniature fittings a good choice for cramped, confined spaces.

High-Pressure Aluminum Threaded Pipe Fittings

Also known as Pressure Class 3000 fittings, these have the highest pressure rating of all the aluminum pipe fittings we offer.

Thick-Wall Aluminum Threaded Pipe Nipples and Pipe

Typically used with high-pressure aluminum threaded pipe fittings.

Standard-Wall Butt-Weld Aluminum
Unthreaded Pipe Fittings

Also known as Schedule 40 fittings, these have thicker walls than our thin-wall aluminum unthreaded pipe fittings.

Standard-Wall Aluminum
Unthreaded Pipe Nipples and Pipe

Typically used with standard-wall aluminum unthreaded pipe fittings.

Aluminum Unthreaded Pipe Flanges

Use these unthreaded flanges in low-pressure applications. Also known as Pressure Class 125 flanges.

Thin-Wall Socket-Connect
Aluminum Unthreaded Pipe Fittings

Socket-connect fittings are easier to weld than butt-weld fittings because the fitting doesn't need to align perfectly to the pipe. Slip the pipe into the socket and weld.

Thin-Wall Butt-Weld Aluminum Unthreaded Pipe Fittings

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

Thin-Wall Aluminum Unthreaded Pipe

Typically used with thin-wall aluminum unthreaded pipe fittings.

Thick-Wall Butt-Weld Aluminum
Unthreaded Pipe Fittings

Thick walls give these Schedule 80 fittings excellent strength.

Thick-Wall Aluminum Unthreaded Pipe

Typically used with thick-wall aluminum unthreaded pipe fittings.

Copper-Nickel Pipe and Pipe Fittings

Copper-Nickel Threaded Pipe Fittings

These fittings have excellent resistance to stress cracking and have better corrosion resistance than most stainless steel alloys.

Standard-Wall Copper-Nickel
Threaded Pipe Nipples and Pipe

Also called close nipples, these Schedule 40 nipples are threaded on both ends to the center.

Copper-Nickel Butt-Weld Pipe Fittings

Also known as Pressure Class 200 fittings.

Copper-Nickel Unthreaded Pipe

Also known as Pressure Class 200 pipe.

Titanium Threaded Pipe Fittings

Titanium has similar strength to steel, but is approximately 40% lighter. It has better corrosion resistance than most stainless steel alloys and can handle corrosive substances, such as salt water and acids.

Plastic Pipe and Pipe Fittings for Water

Thick-Wall Plastic Pipe Fittings for Water

Connect these fittings to thick-wall plastic pipe—they have thicker, stronger walls than standard-wall fittings, so they can handle heavy duty industrial plumbing and water supply applications, such as water processing, waste water treatment, and irrigation. They can withstand pressures up to 900 psi.

Thick-Wall Plastic Pipe for Water

Connect to thick-wall plastic pipe fittings for use in heavy duty industrial plumbing and water supply applications, such as water processing, waste water treatment, and irrigation. Pipe can handle pressures up to 900 psi.

Thick-Wall Plastic Pipe Flanges for Water

Bolt two same-size flanges together with a gasket to create an access point within a line. They are also known as Pressure Class 150 flanges. They have thick, strong walls to handle heavy duty industrial plumbing and water supply applications, such as water processing, waste water treatment, and irrigation.

Standard-Wall Plastic Pipe Fittings for Water

Connect these fittings to Schedule 40 plastic pipe—they are the industry standard for residential and commercial low-pressure plumbing and water supply applications. They are plastic for good corrosion resistance.

Standard-Wall Plastic Pipe for Water

Connect this pipe to standard-wall plastic pipe fittings in low- to medium-pressure applications up to 810 psi. It is typically used in residential and commercial plumbing and water supply applications.

High-Pressure Barbed Plastic Pipe Fittings for Water

Use for pressures up to 200 psi. Also known as insert fittings, these slide into semi-flexible plastic pipe and secure with a clamp.

Low-Pressure Barbed Plastic Pipe Fittings for Water

Use for pressures up to 60 psi. Also known as insert fittings, these slide into semi-flexible plastic pipe and secure with a clamp.

Semi-Flexible Plastic Pipe for Water

Connect to barbed plastic pipe fittings with a clamp. Pipe isn't as bendable as soft tubing, but can still bend around objects, resulting in fewer connection points in your line. Fewer connection points not only shortens installation time, but also allows for smoother flow through the line.

CPVC Pipe Fittings for Hot Water

Connect to CPVC pipe for use in high-temperature plumbing and water supply applications up to 200° F.

CPVC Pipe for Hot Water

Connect to CPVC pipe fittings for use in high-temperature plumbing and water supply applications up to 170° or 200° F.

CPVC Pipe Flanges for Hot Water

Bolt two same-size flanges together with a gasket to create an access point within a line. They are also known as Pressure Class 150 flanges. Use in high-temperature plumbing and water supply applications up to 200° F.

UV-Resistant Standard-Wall PVC Pipe Fittings for Water

Connect these fittings to UV-resistant PVC pipe. Designed for outdoor use, they contain an additive that protects against the damaging effects of ultraviolet light. Fittings are typically used in low-pressure residential and commercial plumbing and water supply applications up to 300 psi.

UV-Resistant Standard-Wall PVC Pipe for Water

This Schedule 40 pipe is typically used in low-pressure residential and commercial plumbing and water supply applications. It can handle pressures up to 300 psi. Suitable for outdoor environments, it contains an additive that protects against the damaging effects of ultraviolet light. Connect to UV-resistant PVC pipe fittings.

UV-Resistant Thick-Wall PVC Pipe for Water

With thicker, stronger walls than standard-wall pipe, this Schedule 80 pipe can handle heavy duty industrial plumbing and water supply applications, such as water processing, waste water treatment, and irrigation. Use for pressures up to 550 psi. Suitable for outdoor environments, it contains an additive that protects against the damaging effects of ultraviolet light. Connect to UV-resistant PVC pipe fittings.

Plastic Pipe and Pipe Fittings for Chemicals

UV-Resistant Polypropylene Pipe Fittings for Chemicals

Made of polypropylene, these fittings won’t deteriorate when exposed to the damaging effects of ultraviolet light and are suitable to use outdoors. They have the chemical resistance to withstand acids, solvents, and other harsh substances.

UV-Resistant Polypropylene Pipe for Chemicals

This polypropylene pipe resists the damaging effects of ultraviolet light, so it’s suitable for outdoor use. It has the chemical resistance to withstand acids, solvents, and other harsh substances.

UV-Resistant Polypropylene Pipe Flanges for Chemicals

Use these polypropylene flanges in outdoor environments—they resist the damaging effects of ultraviolet light. They have the chemical resistance to stand up to acids, solvents, and other harsh substances. Bolt two same-size flanges together with a gasket to create an access point within a line. Flanges are also known as Pressure Class 150 flanges.

Easy-Access UV-Resistant Polypropylene
Pipe Fittings for Chemicals

Also known as manifold flange fittings, these have a clamp-together design that lets you access your line for routine maintenance. Fittings resist acids, solvents, and other harsh chemicals. They won’t deteriorate when exposed to the damaging effects of ultraviolet light, so they’re suitable for outdoor use.

Clamps for Easy-Access CPVC
Pipe Fittings for Chemicals

Use these clamps to connect easy-access CPVC pipe fittings and pipe.

Easy-Access CPVC Pipe Fittings for Chemicals

Also known as Victaulic fittings, these have grooved ends that connect to pipe with a clamp, so you can access your chemical process line for routine maintenance. Fittings have excellent chemical resistance to withstand a variety of salt solutions, acids, and other harsh substances.

Easy-Access CPVC Pipe Flanges for Chemicals

The grooved ends on these flanges connect to pipe with a clamp, so you can access your chemical process line for routine maintenance. Flanges have excellent chemical resistance to withstand a variety of salt solutions, acids, and other harsh substances. They are also known as Victaulic flanges.

Easy-Access CPVC Pipe for Chemicals

Also known as Victaulic pipe, this pipe has grooved ends that connect to fittings and flanges with a clamp, so you can access your line for routine maintenance. It is CPVC, which has excellent chemical resistance to withstand a variety of salt solutions, acids, and other harsh substances.

Fiberglass Pipe Fittings for Corrosive Chemicals

These fittings have excellent corrosion resistance to handle a wide range of acids and other highly-corrosive chemicals. They are commonly used in metal surface treating applications, plating solution lines, and other chemical process applications. Reinforced with layers of fiberglass, they have better strength and durability than any of our other pipe fittings for chemicals.

Fiberglass Pipe Flanges for Corrosive Chemicals

Flanges have excellent corrosion resistance to handle a wide range of acids and other highly-corrosive chemicals. Use in metal surface treating applications, plating solution lines, and other chemical process applications. They are reinforced with fiberglass layers for better strength and durability than any of our other pipe flanges for chemicals. Bolt two same-size flanges together with a gasket to create an access point within a line.

Fiberglass Pipe for Corrosive Chemicals

With excellent corrosion resistance, this pipe can handle a wide range of acids and other highly-corrosive chemicals. Use in metal surface treating applications, plating solution lines, and other chemical process applications. Layers of fiberglass give this pipe better strength and durability than any of our other pipe for chemicals.

Plastic Pipe and Pipe Fittings for Drain, Waste, and Vent

Aboveground Standard-Wall PVC Pipe
Fittings for Drain, Waste, and Vent

These Schedule 40 fittings are the industry standard for gravity-flow drain, waste, and vent (DWV) applications.

Aboveground Standard-Wall PVC Pipe
Flanges for Drain, Waste, and Vent

Bolt two same-size flanges together with a gasket to create an access point within a line. Also known as Schedule 40 flanges, they are the industry standard for gravity-flow drain, waste, and vent (DWV) applications.

Underground PVC Pipe Fittings
for Drain, Waste, and Vent

With thinner walls than Schedule 40 fittings, these are lighter in weight and have more space on the inside for high-flow applications, such as underground gravity-flow sewer and storm drainage lines. They are also known as SDR 35 fittings.

Underground PVC Pipe for Drain, Waste, and Vent

This pipe has thinner walls than Schedule 40 pipe, so it’s lighter in weight and has more space on the inside for high-flow applications, such as underground gravity-flow sewer and storm drainage lines.

Underground Snap-Lock Polyethylene
Pipe Fittings for Drain, Waste, and Vent

The snap-together design allows you to quickly connect these fittings to pipe with no cement required. Fittings are typically used in gravity-flow drainage applications.

Underground Snap-Lock Polyethylene
Pipe for Drain, Waste, and Vent

Pipe has a snap-together design that allows you to quickly connect to fittings with no cement required. It is typically used in gravity-flow drainage applications.

Cast Iron-to-PVC Pipe Adapters
for Drain, Waste, and Vent

These adapters connect PVC waste pipe to cast iron pipe without adding bulk. Instead of securing pipes together from the outside like clamp-on couplings, these flexible adapters fit into cast iron pipe to create a tight compression seal.

Clamp-On Connectors

Low-Pressure Clamp-On Connectors
for Drain, Waste, and Vent

Cut-to-Length Low-Pressure Clamp-On
Connectors for Drain, Waste, and Vent

Connect two pipes that are up to 100 feet apart—cut the connector to the length you need and attach a clamp to each end.

Low-Pressure Clamp-On Connectors for Water

Also known as no-hub couplings, these have a one-piece sleeve with a stop in the center, so you know your pipe is always aligned correctly.

Medium-Pressure Clamp-On Connectors

Use in medium-pressure applications up to 230 psi.

Manifolds

Right-Angle Flow Rectangular Manifolds

Distribute air or fluid to multiple locations from a single supply source with these manifolds. They are also known as headers.

Cleaned-and-Bagged Right-Angle
Flow Rectangular Manifolds

Designed for ultra-clean environments, these manifolds are cleaned, dried, and vacuum sealed in plastic to prevent dirt and moisture from contaminating the inside. Use them to distribute air or fluid to multiple locations from a single supply source. Also known as headers.

Dual-Section Right-Angle Flow Rectangular Manifolds

These manifolds have two separate sections inside, so you can run two different substances through them without worrying about them intermixing. Also known as headers.

Straight-Flow Rectangular Manifolds

Unlike other manifolds, which have an inlet on either end, these have one inlet on the opposite side from the outlets. This design allows air or fluid to follow a straight path, improving flow through your system. Also known as headers.

Low-Profile Square Manifolds

With outlets on the side instead of on top, these manifolds have a lower profile than rectangular manifolds and fit well in cramped spaces. Use them to distribute air or fluid to three locations from a single supply source.

Round Manifolds for Hose Lines

Mount these manifolds on the end of a hose line to distribute air, water, or hydraulic fluid to three locations from a single supply source.

Low-Profile Hex Manifolds

When you’re short on vertical space, these manifolds are a good fit—they have outlets on the side instead of on top, so they have a lower profile than rectangular manifolds. Use them to distribute air or fluid to five locations from a single supply source.

Miniature Hex Manifolds

A great solution when space is at a premium, these manifolds are less than an inch in height, yet allow you to supply up to 12 lines from one distribution point.

Color-Coded Irregular Hex Manifolds

Use these manifolds with molding equipment to circulate hot and cold water through your line. They have a red side for hot water and a blue side for cold water.

Expansion Joints

Expansion Joints with Flanged Ends

The flanged ends on these expansion joints rotate for easy bolt hole alignment during installation.

Chemical-Resistant Expansion Joints with Flanged Ends

The PTFE body on these expansion joints has a super-smooth surface that stands up to corrosive chemicals.

Expansion Joints with Flanged Ends for High Vibration

These expansion joints have a double-bulb design for extra movement and vibration absorption.

High-Temperature All-Metal
Expansion Joints with Flanged Ends

These all-metal expansion joints can handle high temperatures up to 800° F.

Expansion Joints with Sealing
Flanged Ends for Metal Pipe

Expansion Joints with Sealing
Flanged Ends for Plastic Pipe

Clamp-On Expansion Joints for Drain, Waste, and Vent

These joints are designed for vertical use in drain, waste, and vent systems.

Clamp-On Expansion Joints

Slip these joints over your pipe ends and tighten the band clamps for a secure hold.

Expansion Joints with Butt-Weld Ends

These joints weld to unthreaded pipe or another butt-weld fitting for a leak-resistant permanent connection.

Rotating Joints

Iron and Steel One-Way-Flow Rotating Joints

Joints are for one-way flow and are meant to be used in pairs—one joint serves as the supply line while the other serves as the return line.

Stainless Steel One-Way-Flow Rotating Joints

Joints are for one-way flow and are stainless steel for excellent resistance to corrosion caused by fluid flowing through them.

Brass One-Way-Flow Rotating Joints

Joints are for one-way flow and are brass for good corrosion resistance.

Stainless Steel Two-Way-Flow Rotating Joints

Joints are for two-way flow and are stainless steel for excellent resistance to corrosion caused by fluid flowing through them.

Brass Two-Way-Flow Rotating Joints

Joints are for two-way flow and are brass for good corrosion resistance.

Iron Two-Way-Flow Rotating Joints

Joints are for two-way flow and are meant to be used when you need the supply line and the return line to be on the same side of your equipment.

Pipe Repair Clamps

Low-Pressure Pipe Repair Clamps

Use in low-pressure applications up to 150 psi.

Medium-Pressure Pipe Repair Clamps

Use in medium-pressure applications up to 600 psi.

Pipe Joint Repair Clamps

Stop leaks where a fitting and a pipe join without turning off your line.

High-Pressure Pipe Repair Clamps

Use in high-pressure applications up to 1,000 psi.

Low-Pressure Easy-Install Pipe Repair Clamps

Snap these clamps around leaking pipe with only your hands. No tools required.

Junction Blocks

Straight-Flow Junction Blocks

Use these junction blocks to organize and separate multiple lines in your system. They have threaded holes that allow air or fluid to flow straight through the block.

Right-Angle Flow Junction Blocks

These junction blocks have threaded holes that allow air or fluid to flow at a 90° angle through the block. Use them to organize and separate multiple lines in your system.

Tube Fittings for Copper and Brass Tubing

Solder-Connect Fittings for Copper Tubing

Solder these fittings to tubing for a permanent, leak-tight connection. They are also known as sweat fittings.

Compression Fittings for Copper Tubing

Nickel-Plated Brass Compression
Fittings for Copper Tubing

With a nickel-plated finish, these compression fittings resist corrosion better than plain brass fittings.

Precision Compression Fittings for Copper Tubing

Also known as instrumentation fittings, these are made to tighter tolerances than standard compression fittings. They are compatible with Parker CPI fittings.

Quick-Assembly Compression
Fittings for Copper Tubing

These fittings include a nut with a built-in sleeve, so there’s no need to remove the nut for assembly.

Vibration-Resistant Compression
Fittings for Copper Tubing

The sleeve in these fittings is rubber instead of metal, so it cushions the tubing and absorbs vibration while creating a tight seal.

45° Flared Fittings for Copper and Brass Tubing

No sleeve is required to assemble these fittings, which makes for a faster, more convenient installation compared to 37° flared fittings. They are also known as refrigeration and SAE fittings.

Supported 45° Flared Fittings
for Copper and Brass Tubing

The flared end of the fitting nests inside the fitting body, providing extra support to the tubing. Fittings are also known as inverted 45° flared fittings.

37° Flared Fittings for Copper Tubing

Also known as JIC (Joint Industrial Council) fittings, these connect to tubing that is flared to 37°. They can handle higher pressures than 45° flared fittings.

Brass Push-to-Connect Fittings for Copper Tubing

Choose these metal fittings when you need better durability than our plastic push-to-connect fittings.

Yor-Lok Fittings for Copper Tubing

Tube Supports for Yor-Lok Fittings for Copper Tubing

Repair Clamps for Copper Tubing

Repair leaks in copper tubing.

Tube Fittings for Stainless Steel Tubing

Yor-Lok Fittings for Stainless Steel Tubing

Use these fittings at pressures up to 9,700 psi. Also known as instrumentation fittings, they are made to tight tolerances for use in high-precision applications. They are compatible with Swagelok®, Let-Lok, and Parker A-Lok fittings.

Cleaned and Bagged Yor-Lok
Fittings for Stainless Steel Tubing

For applications that require an extra level of cleanliness, these fittings are individually bagged to prevent contamination.

Nuts for Yor-Lok Fittings for Stainless Steel Tubing

Tube Supports for Yor-Lok Fittings

Use with soft plastic tubing to prevent the tube from collapsing.

Front and Back Sleeves for Yor-Lok
Fittings for Stainless Steel Tubing

Extreme-Pressure Yor-Lok
Fittings for Stainless Steel Tubing

These fittings have the highest pressure rating of all the Yor-Lok tube fittings we offer.

37° Flared Fittings for Stainless Steel Tubing

Also known as JIC (Joint Industrial Council) fittings, these provide a tight metal-to-metal seal on stainless steel tubing that is flared to 37°.

37° Flared Fittings with Thread
Sealant for Stainless Steel Tubing

The male pipe threads on these fittings have a sealant applied for extra protection against leaks.

Cleaned and Bagged 37° Flared
Fittings for Stainless Steel Tubing

Individually bagged to prevent contamination, these fittings are suitable for applications that require a high level of cleanliness.

Precision AN 37° Flared Fittings
for Stainless Steel Tubing

The threads on the tube end of these fittings are Class 3A or 3B and adhere to tighter tolerances than other 37° flared fittings.

Vibration-Resistant Precision AN 37°
Flared Fittings for Stainless Steel Tubing

A PTFE seal on the tube end of these fittings allows for an extra-strong connection in high-vibration applications.

High-Polish Metal Quick-Clamp Sanitary Tube Fittings

The smooth finish inside these stainless steel quick-clamp fittings makes it easy to remove product residue.

Extra-Support High-Polish Metal
Quick-Clamp Sanitary Tube Fittings

Also known as I-line fittings, these quick-clamp fittings permit easy access to your line.

Extra-High-Polish Metal
Quick-Clamp Sanitary Tube Fittings

Polished to a 20 Ra finish, these fittings have an extra-smooth interior that prevents product buildup and inhibits bacteria growth.

Plastic Quick-Clamp Sanitary
Fittings for Stainless Steel Tubing

Clamps for Plastic Quick-Clamp Sanitary
Fittings for Stainless Steel Tubing

Compression Fittings for Stainless Steel Tubing

A single sleeve (ferrule) bites into tubing as you tighten the nut, creating a strong seal. The nut and sleeve are included.

Precision Compression Fittings
for Stainless Steel Tubing

High-Pressure Compression
Fittings for Stainless Steel Tubing

The thick walls of these fittings can withstand more than twice the pressure of standard compression fittings.

Butt-Weld Fittings for Stainless Steel Tubing

Butt-weld fittings allow for a smooth, flush connection that provides maximum flow.

High-Pressure Socket-Connect
Fittings for Stainless Steel Tubing

Use at pressures up to 4,300 psi.

High-Polish Gasket Fittings for Stainless Steel Tubing

Fittings are polished to a32 Ra and under finish on the interior.

O-Ring Face Seal Fittings for Stainless Steel Tubing

The flat face of the fitting connects to a tube adapter so you can slide the tubing and fitting sideways to disconnect in cramped spaces. They are also known zero-clearance fittings.

O-Ring Face Seal Tube Adapters
for Stainless Steel Tubing

Through-Wall Fittings for High-Vacuum Chambers

Transfer liquids and gasses into high-vacuum chambers with these assembled fittings, also known as feedthroughs.

Tube Fittings for Steel Tubing

30° Flared Fittings for Steel Tubing

Also known as JIS (Japanese Industrial Standard) fittings.

Compression Fittings for Steel Tubing

A single sleeve (ferrule) bites into tubing as you tighten the nut, creating a strong seal.

Repair Clamps for Steel Tubing

Repair pinholes, punctures, and cracks in low-pressure systems with these clamps. Insert tubing into the clamp and tighten the bolts to create a secure seal.

Tube Fittings for Aluminum Tubing

37° Flared Fittings for Aluminum Tubing

Also known as JIC (Joint Industrial Council) fittings, these provide a tight seal on tubing that is flared to 37°.

Tight-Space 37° Flared Fittings for Aluminum Tubing

The external hex bolt on these fittings allows for easy installation in cramped spaces. They are also known as banjo-style fittings and JIC (Joint Industrial Council) fittings. They provide a tight seal on tubing that is flared to 37°.

Tube Fittings for Nickel Alloy Tubing

Ultra-Corrosion-Resistant Yor-Lok
Fittings for Nickel Alloy Tubing

With the best corrosion resistance of any metal fitting we offer, these Hastelloy fittings will stand up to aggressive chemicals and are resistant to pitting and stress cracking. Also known as instrumentation fittings, they include a nut with two sleeves.

Acid-Resistant Yor-Lok Fittings for Nickel Alloy Tubing

These Monel fittings have the corrosion resistance to handle hydrofluoric and sulfuric acid. Also known as instrumentation fittings, they include a nut with two sleeves.

Push-to-Connect Fittings for Plastic and Rubber Tubing—Air and Water

Universal-Thread Push-to-Connect
Tube Fittings for Air and Water

Make lightweight connections without the hassle of matching the exact thread type—these fittings connect to NPT, NPTF, BSPP, BSPT, and other universal threads.

Universal-Thread Nickel-Plated Brass
Push-to-Connect Tube Fittings for Air and Water

Made of nickel-plated brass, these tube fittings resist corrosion better than plain brass fittings. The male threaded ends connect to NPT, NPTF, BSPP, BSPT, and other universal threads, so you don’t have to bother matching exact thread types.

Universal-Thread Stainless Steel
Push-to-Connect Tube Fittings for Air and Water

Often used in outdoor, damp, and washdown environments, these 316 stainless steel fittings will not corrode from water, salt, or chemicals. The male threaded ends mate with NPT, NPTF, BSPT, BSPP, and other universal threads, so you won’t have to worry about matching exact threads when you’re on the job.

Stainless Steel Push-to-Connect
Tube Fittings for Air and Water

A 316 stainless steel body gives these fittings the best corrosion resistance of all our metal push-to-connect tube fittings.

Moisture-Resistant Push-to-Connect
Tube Fittings for Air and Water

These fittings won’t absorb moisture, so they’re good for water and high-humidity air applications.

Universal-Thread Moisture-Resistant
Push-to-Connect Tube Fittings for Air and Water

The threads on these fittings mate with NPT, NPTF, BSPT, and BSPP threads.

High-Temperature Push-to-Connect
Tube Fittings for Air and Water

Withstanding temperatures up to 300° F, these fittings have the highest temperature rating of all our push-to-connect tube fittings for air and water.

High-Pressure Push-to-Connect
Tube Fittings for Air and Water

An all-metal body and built-in tube support or dual seals allow these fittings to handle the highest pressure ratings of all our push-to-connect tube fittings.

Weld-Spatter-Resistant Push-to-Connect
Tube Fittings for Air and Water

Designed for use in welding applications, these fittings are flame retardant.

Barbed Tube Fittings for Air and Water

Plastic Barbed Tube Fittings for Air and Water

Barbs grip onto tubing.

Tight-Seal Plastic Barbed
Tube Fittings for Air and Water

Minimize leaks in your line—these fittings have a single barb that creates a smooth clamping surface for extra-tight connections.

Tight-Seal Moisture-Resistant Plastic
Barbed Tube Fittings for Air and Water

Minimize leaks in your line—these fittings have a single barb that creates a smooth clamping surface for extra-tight connections.

Easy-View Plastic Barbed
Tube Fittings for Air and Water

Monitor flow with these clear fittings.

Odor-Resistant Plastic Barbed Tube Fittings for Water

Silver ions in the material help inhibit the growth of bacteria, mold, fungi, and other odor-causing microbes.

Brass Low-Pressure Barbed
Tube Fittings for Air and Water

Fittings have good corrosion resistance.

Aluminum Low-Pressure Barbed
Tube Fittings for Air and Water

Aluminum fittings have good corrosion resistance, but are lighter in weight than brass.

Nickel-Plated Brass Low-Pressure
Barbed Tube Fittings for Air and Water

The nickel plating on these fittings provides better corrosion resistance than unplated brass fittings.

Choose-a-Color Aluminum Low-Pressure
Barbed Tube Fittings for Air and Water

Color-code fittings for easy identification. These aluminum fittings have good corrosion resistance, but are lighter in weight than brass.

Stainless Steel High-Pressure Barbed
Tube Fittings for Air and Water

Made of stainless steel, these fittings have better corrosion resistance than brass fittings.

Brass High-Pressure Barbed
Tube Fittings for Air and Water

Fittings have good corrosion resistance.

Compression Fittings for Plastic and Rubber Tubing—Air and Water

Brass Compression Tube Fittings for Air and Water

A single sleeve (ferrule) compresses the tubing as you tighten the nut on these fittings, creating a strong seal. They are brass for good corrosion resistance.

O-Rings for Brass Compression
Tube Fittings for Air and Water

Use these O-rings with brass compression tube fittings that have BSPP male threads. They create a seal on the BSPP male threads to guard against leaks.

Tube Supports for Brass Compression
Tube Fittings for Air and Water

Tube supports slip inside tubing to prevent the walls from collapsing.

Nuts for Brass Compression
Tube Fittings for Air and Water

Sleeves for Brass Compression
Tube Fittings for Air and Water

Use these sleeves with brass compression nuts and fittings to create a seal on plastic and rubber tubing.

Tight-Seal Brass Compression
Tube Fittings for Air and Water

A built-in tube support slips inside the tubing to prevent collapsing and provides a sturdy connection for an extra-tight seal.

Quick-Assembly Brass Compression
Tube Fittings for Air and Water

These fittings include a nut with a built-in sleeve (ferrule), so there’s no need to remove the nut for assembly.

Tube Supports for Quick-Assembly Brass
Compression Tube Fittings for Air and Water

Tube supports slip inside tubing to prevent the walls from collapsing.

Plastic Compression Tube Fittings for Water

Made of acetal, these compression fittings are lighter in weight than metal compression fittings and won’t absorb moisture when used in wet environments.

Tube Supports for Plastic
Compression Tube Fittings for Water

Tube supports slip inside tubing to prevent the walls from collapsing.

Plastic Quick-Disconnect Tube Couplings for Air and Water

Plastic Quick-Disconnect Tube
Couplings for Air and Water

Lighter in weight than metal quick-disconnect couplings, these couplings are plastic.

Quick-Turn Couplings for Plastic and Rubber Tubing—Air and Water

Plastic Quick-Turn Tube Couplings for Air and Water

Made of plastic, these couplings are lighter in weight than metal quick-turn couplings.

Plastic Quick-Turn Tube Couplings
with Shut-Off for Air and Water

A built-in shut-off valve stops the flow when the coupling is separated, so there’s no need to worry about air or water spilling from your line. Couplings are plastic, which is lighter in weight than metal couplings.

Push-to-Connect Fittings for Plastic Tubing—High-Purity

Also known as instant fittings, they connect to tubing with a push, and an internal gripping ring and O-ring hold the tubing tight. Use in applications up to 140 psi.

Sanitary Sampling Stainless Steel Tube Fittings

Take samples in sanitary environments—these tube fittings won’t contaminate your lines or force you to pause them.

Hose Fittings for Air and Water

Metal Barbed Hose Fittings for Air and Water

Metal hose fittings have better durability than plastic barbed hose fittings.

Plastic Barbed Hose Fittings for Water

Made of polypropylene, these fittings are lighter in weight than metal barbed hose fittings.

Metal Push-On Barbed Hose Fittings for Air and Water

Fittings are metal for better durability than plastic barbed hose fittings. They have sharper barbs than standard barbed hose fittings to grip push-on hose without the need for clamps or ferrules. The more you pull on the fittings, the tighter the hose will grip.

Plastic Push-On Barbed Hose Fittings for Water

Made of nylon, these fittings are lighter in weight than metal barbed hose fittings.They have sharper barbs than standard barbed hose fittings to grip push-on hose without the need for clamps or ferrules. The more you pull on the fittings, the tighter the hose will grip.

Easy-Fit Barbed Hose Fittings for Air and Water

Low-profile barbs and a longer first barb allow for a smoother, easier installation than other barbed fittings. Slide the barbed end into hose and secure with a clamp.

Tight-Seal Barbed Hose Fittings for Air and Water

Also known as ball-seat hose nipples, these fittings consist of a barbed shaft with a rounded end that sits inside a female threaded nut. When mated with a male threaded fitting, the rounded end presses tightly against the inside of the male threads for a better seal than a single-piece fitting. Once assembled, insert the barbed end into hose and secure with a clamp or a crimp-on hose ferrule.

Threaded Swivel Hose Fittings for Water

Use these fittings with power washer guns and in other high-pressure water supply applications.

Screw-On Hose Fittings for Air and Water

The female connector screws directly onto the hose without the need for a separate adapter. When assembled, the fitting compresses against the hose, forming a strong seal. Also known as reusable fittings, they can be unscrewed from the hose end and used on a new hose.

Hose Couplings for Air and Water

Open-Flow Quick-Disconnect
Hose Couplings for Air and Water

Couplings allow for maximum flow because there's no shut-off valve in the plug or the socket. Compatible with Open-Flow-shape plugs and sockets.

Plastic Quick-Disconnect Hose
Couplings for Air and Water

Made of acetal, these couplings are lighter in weight than metal quick-disconnect couplings. Compatible with Plastic-shape plugs and sockets.

Metal Cam-and-Groove Hose Couplings for Water

Metal cam-and-groove couplings have better durability than plastic cam-and-groove couplings.

Plastic Cam-and-Groove Hose Couplings for Water

Made of polypropylene, these cam-and-groove couplings are lighter in weight than metal cam-and-groove hose couplings.

Twist-Claw Hose Couplings for Air and Water

Couplings have an identical claw-style head that connects to another twist-claw hose coupling with a quarter twist.

Spring-Lock Twist-Claw Hose
Couplings for Air and Water

Couplings have a spring-loaded locking sleeve that automatically locks into place to prevent accidental disconnection. The identical claw-style head connects to another spring-lock twist-claw hose coupling with a quarter twist.

Extra-Large Twist-Claw Hose
Couplings for Air and Water

Couplings are only compatible with other extra-large twist-claw hose couplings. Use with tools and equipment up to 2 pipe size.

Large Twist-Claw Hose Couplings for Air and Water

Also known as universal couplings, these have identical claw-style heads and connect by being pushed together with a quarter twist.

Double Grip-Lock Hose Couplings for Air and Water

Also known as Thor couplings, these have two locking points to give you twice the gripping power of standard grip-lock couplings. They consist of a plug and a socket that connect with a quarter twist.

Garden Hose Fittings

Metal Garden Hose Fittings

Attach these fittings to garden hose for a variety of water supply applications. They are metal for better durability than plastic garden hose fittings.

Metal Garden Hose Fittings for Drinking Water

Fittings meet NSF/ANSI Standard 61 for drinking water. Attach them to garden hose for a variety of water supply applications. They are metal for better durability than plastic garden hose fittings.

Plastic Garden Hose Fittings

Made of nylon, these fittings are lighter in weight than metal garden hose fittings. Attach them to garden hose for a variety of water supply applications.

Quick-Disconnect Garden Hose Couplings

Couplings consist of a plug and a socket that connect more quickly than threaded garden hose couplings. To connect, push the plug into the socket. The compact design makes these couplings sleeker and easier to handle than cam-and-groove garden hose couplings.

Threaded Garden Hose Couplings

These two-piece couplings thread together to create an access point within a garden hose line. The threaded design allows for a more secure hold at the point of connection than quick-disconnect and cam-and-groove garden hose couplings.

Cam-and-Groove Garden Hose Couplings

Couplings consist of a plug and a socket that connect more quickly than threaded garden hose couplings. To connect, insert the plug into the socket and press the levers down.

Flexible Kink Absorbers for Garden Hose

Use these kink absorbers to ensure maximum water flow and extend the life of your garden hose. They connect between the hose and faucet to eliminate sharp hose bends that can cause kinking and hose damage.

Fire-Fighting Hose Fittings

Connect these fittings to fire hydrants and washdown equipment.

Pin-Lug Fire-Fighting Hose Fittings

The pin lugs on these fittings allow for easy gripping, so you can quickly connect to fire hydrants and washdown equipment.

Rocker-Lug Fire-Fighting Hose Fittings

The rocker lugs on these fittings allow for easy gripping, so you can quickly connect to fire hydrants and washdown equipment.

Breather Vents

Protect against excess vacuum and pressure in cylinders, gear boxes, enclosures, manifolds, and tanks.

Lockable Breather Vents with Cap

Secure access to vented openings in pipe and tanks—the cap can be locked to prevent tampering.

Pressure Test Fittings

Quick-Install Pressure Test Fittings

Tighten these threaded fittings with your hands for a secure connection in testing, flushing, venting, and plugging applications—no tools, tape, or sealant required.

Pressure Test Fittings

Check pressure without permanently installing a gauge.

Laboratory Flanges and Turrets

Provide a connection for hose cocks, needle valves, and nozzles by attaching these flanges and turrets to your supply pipe.

Flow and Level Monitoring and Control

Remote-Reading Socket-Connect
Flowmeter/Totalizers for Water

With a display that can be placed up to 25 feet from the sensor, these flowmeter/totalizers are often used in hard-to-access areas.

Pipeline Fluid Blockers

Also known as pipe blinds and paddle blinds, fluid blockers slip between two Class 150 flanges to temporarily stop flow so work can be performed downstream without draining the system.

How to Identify and Measure Fittings

Stainless Steel Threaded Pipe and Pipe Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

Standard-Wall Stainless SteelThreaded Pipe Nipples and Pipe

Premium Low-Pressure Stainless SteelThreaded Pipe Fittings with Certification

Low-Pressure Stainless Steel Threaded Pipe Flanges

Low-Pressure Stainless SteelThreaded Pipe Fittings with Sealant

Standard-Wall Stainless Steel ThreadedPipe Nipples and Pipe with Sealant

High-Pressure Stainless Steel Threaded Pipe Fittings

Thick-Wall Stainless SteelThreaded Pipe Nipples and Pipe

High-Pressure Stainless Steel Threaded Pipe Flanges

Precision Extreme-Pressure StainlessSteel Threaded Pipe Fittings

Extreme-Pressure StainlessSteel Threaded Pipe Fittings

Medium-Pressure StainlessSteel Threaded Pipe Fittings

Miniature Medium-Pressure StainlessSteel Threaded Pipe Fittings

Stainless Steel Unthreaded Pipe and Pipe Fittings

Standard-Wall Butt-Weld StainlessSteel Unthreaded Pipe Fittings

Low-Pressure Socket-Connect StainlessSteel Unthreaded Pipe Fittings

Low-Pressure Stainless Steel Unthreaded Pipe Flanges

Standard-Wall Stainless SteelUnthreaded Pipe Nipples and Pipe

Low-Pressure Press-Connect StainlessSteel Unthreaded Pipe Fittings

Low-Pressure Stainless Steel Bleed Rings

Thin-Wall Butt-Weld StainlessSteel Unthreaded Pipe Fittings

Thin-Wall Stainless Steel Unthreaded Pipe

High-Pressure Socket-ConnectStainless Steel Unthreaded Pipe Fittings

Thick-Wall Butt-Weld StainlessSteel Unthreaded Pipe Fittings

High-Pressure Stainless Steel Unthreaded Pipe Flanges

Thick-Wall Stainless Steel Unthreaded Pipe

High-Pressure Stainless Steel Bleed Rings

Extreme-Pressure Socket-ConnectStainless Steel Unthreaded Pipe Fittings

Extra-Thick-Wall Stainless Steel Unthreaded Pipe

Low-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

Low-Pressure Iron and Steel Threaded Pipe Fittings

Standard-Wall Steel Threaded Pipe Nipples and Pipe

Standard-Wall Steel ThreadedPipe Nipple and Pipe Assortments

Standard-Wall Steel Pipe Nipples and Pipewith Right-Hand and Left-Hand Threads

Low-Pressure Iron Threaded Pipe Fittingswith Right-Hand and Left-Hand Threads

Low-Pressure Steel Threaded Pipe Flanges

FM-Approved Low-PressureCast Iron Threaded Pipe Fittings

FM-Approved Low-Pressure CastIron Threaded Pipe Flanges

Low-Pressure Cast Iron Threaded Pipe Fittings

Low-Pressure Galvanized Ironand Steel Threaded Pipe Fittings

Standard-Wall Galvanized SteelThreaded Pipe Nipples and Pipe

Standard-Wall Galvanized Steel Pipe Nipplesand Pipe for Joining Dissimilar Metals

Standard-Wall Galvanized Steel ThreadedPipe Nipple and Pipe Assortments

Low-Pressure Galvanized SteelThreaded Pipe Fittings with Sealant

Low-Pressure Galvanized Steel Threaded Pipe Flanges

High-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

Extra-Thick-Wall Steel Threaded Pipe Nipples and Pipe

High-Pressure Steel Threaded Pipe Flanges

High-Pressure Galvanized Steel Threaded Pipe Fittings

Extra-Thick-Wall Galvanized SteelThreaded Pipe Nipples and Pipe

Medium-Pressure Iron and Steel Threaded Pipe and Pipe Fittings

Medium-Pressure Iron and Steel Threaded Pipe Fittings

Thick-Wall Steel Threaded Pipe Nipples and Pipe

Medium-Pressure Steel Threaded Pipe Flanges

Medium-Pressure Galvanized Ironand Steel Threaded Pipe Fittings

Thick-Wall Galvanized Iron and SteelThreaded Pipe Nipples and Pipe

Medium-Pressure GalvanizedSteel Threaded Pipe Flanges

Medium-Pressure Pipe Fittingsfor Joining Dissimilar Metals

Extreme-Pressure Steel Threaded Pipe and Pipe Fittings

Compact Extreme-PressureSteel Threaded Pipe Fittings

Compact Precision Extreme-PressureSteel Threaded Pipe Fittings

Extreme-Pressure Steel Threaded Pipe Fittings

Super-Thick-Wall Steel Threaded Pipe Nipples and Pipe

Iron and Steel Unthreaded Pipe and Pipe Fittings

Standard-Wall Butt-Weld Steel Unthreaded Pipe Fittings

Low-Pressure Steel Unthreaded Pipe Flanges

Standard-Wall Steel Unthreaded Pipe Nipples and Pipe

Low-Pressure Press-ConnectSteel Unthreaded Pipe Fittings

Low-Pressure Steel Bleed Rings

High-Pressure Socket-ConnectSteel Unthreaded Pipe Fittings

Thick-Wall Butt-Weld Steel Unthreaded Pipe Fittings

High-Pressure Steel Unthreaded Pipe Flanges

Thick-Wall Steel Unthreaded Pipe

High-Pressure Steel Bleed Rings

Extreme-Pressure Socket-ConnectSteel Unthreaded Pipe Fittings

Extra-Thick-Wall Steel Unthreaded Pipe

Extreme-Pressure Steel Unthreaded Pipe Flanges

Standard-Wall Stainless Steel
Threaded Pipe Nipples and Pipe

Premium Low-Pressure Stainless Steel
Threaded Pipe Fittings with Certification

Low-Pressure Stainless Steel
Threaded Pipe Fittings with Sealant

Standard-Wall Stainless Steel Threaded
Pipe Nipples and Pipe with Sealant

Thick-Wall Stainless Steel
Threaded Pipe Nipples and Pipe

Precision Extreme-Pressure Stainless
Steel Threaded Pipe Fittings

Extreme-Pressure Stainless
Steel Threaded Pipe Fittings

Medium-Pressure Stainless
Steel Threaded Pipe Fittings

Miniature Medium-Pressure Stainless
Steel Threaded Pipe Fittings

Standard-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

Low-Pressure Socket-Connect Stainless
Steel Unthreaded Pipe Fittings

Standard-Wall Stainless Steel
Unthreaded Pipe Nipples and Pipe

Low-Pressure Press-Connect Stainless
Steel Unthreaded Pipe Fittings

Thin-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

High-Pressure Socket-Connect
Stainless Steel Unthreaded Pipe Fittings

Thick-Wall Butt-Weld Stainless
Steel Unthreaded Pipe Fittings

Extreme-Pressure Socket-Connect
Stainless Steel Unthreaded Pipe Fittings

Standard-Wall Steel Threaded
Pipe Nipple and Pipe Assortments

Standard-Wall Steel Pipe Nipples and Pipe
with Right-Hand and Left-Hand Threads

Low-Pressure Iron Threaded Pipe Fittings
with Right-Hand and Left-Hand Threads

FM-Approved Low-Pressure
Cast Iron Threaded Pipe Fittings

FM-Approved Low-Pressure Cast
Iron Threaded Pipe Flanges

Low-Pressure Galvanized Iron
and Steel Threaded Pipe Fittings

Standard-Wall Galvanized Steel
Threaded Pipe Nipples and Pipe

Standard-Wall Galvanized Steel Pipe Nipples
and Pipe for Joining Dissimilar Metals

Standard-Wall Galvanized Steel Threaded
Pipe Nipple and Pipe Assortments

Low-Pressure Galvanized Steel
Threaded Pipe Fittings with Sealant

Extra-Thick-Wall Galvanized Steel
Threaded Pipe Nipples and Pipe

Medium-Pressure Galvanized Iron
and Steel Threaded Pipe Fittings

Thick-Wall Galvanized Iron and Steel
Threaded Pipe Nipples and Pipe

Medium-Pressure Galvanized
Steel Threaded Pipe Flanges

Medium-Pressure Pipe Fittings
for Joining Dissimilar Metals

Compact Extreme-Pressure
Steel Threaded Pipe Fittings

Compact Precision Extreme-Pressure
Steel Threaded Pipe Fittings

Low-Pressure Press-Connect
Steel Unthreaded Pipe Fittings

High-Pressure Socket-Connect
Steel Unthreaded Pipe Fittings

Extreme-Pressure Socket-Connect
Steel Unthreaded Pipe Fittings

Standard-Wall Grooved-End
Steel Pipe Nipples and Pipe

High-Pressure Brass Threaded
Pipe Fittings with Sealant

High-Pressure Brass Threaded
Pipe Nipples and Pipe with Sealant

High-Pressure Plated Brass
Threaded Pipe Nipples and Pipe

Low-Pressure Brass and
Bronze Threaded Pipe Flanges

Low-Pressure Brass Threaded
Pipe Fittings with Sealant

Standard-Wall Brass Threaded
Pipe Nipples and Pipe with Sealant

Standard-Wall Chrome-Plated Brass
Threaded Pipe Nipples and Pipe

Medium-Pressure Brass and
Bronze Threaded Pipe Fittings

Precision Extreme-Pressure
Brass Threaded Pipe Fittings

Precision Extreme-Pressure Brass
Threaded Pipe Nipples and Pipe

Standard-Wall Aluminum
Threaded Pipe Nipples and Pipe

Miniature Medium-Pressure
Aluminum Threaded Pipe Fittings

Standard-Wall Butt-Weld Aluminum
Unthreaded Pipe Fittings

Standard-Wall Aluminum
Unthreaded Pipe Nipples and Pipe

Thin-Wall Socket-Connect
Aluminum Unthreaded Pipe Fittings

Thick-Wall Butt-Weld Aluminum
Unthreaded Pipe Fittings

Standard-Wall Copper-Nickel
Threaded Pipe Nipples and Pipe