Stainless Steel Threaded Pipe Fittings | McMaster-Carr

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Material

Hastelloy C276 Nickel

Stainless Steel

Fitting Connection

System of Measurement

Pipe Size

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Fitting Type

Reducing Adapter

Shape

Gender

Pipe Material

Stainless Steel

For Use With

Abrasive Materials

Pharmaceuticals

Boron Trifluoride

Pipe Schedule

Pressure Class

Length

Connects To

Flange Material

Stainless Steel

Maximum Pressure @ Temperature

1,800 psi @ 0° F

2,000 psi @ 50° F

15 psi @ 70° F

25 psi @ 70° F

40 psi @ 70° F

90 psi @ 70° F

95 psi @ 70° F

100 psi @ 70° F

125 psi @ 70° F

130 psi @ 70° F

145 psi @ 70° F

150 psi @ 70° F

160 psi @ 70° F

200 psi @ 70° F

250 psi @ 70° F

285 psi @ 70° F

320 psi @ 70° F

390 psi @ 70° F

Threading

Threaded on Both Ends

Threaded on One End

Fitting Material

Stainless Steel

For Flange Class

Body Shape

Specifications Met

ANSI LC 4/CSA 6.32

ANSI/FCI Standard

British Standard

Regulation (EC) No. 1935/2004

RoHS

Compliant with Exemptions

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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12,324 Products

About Pipe and Fittings

Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Pipe and Fittings

Stainless Steel Threaded Pipe and Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 500 psi

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

High-Pressure Stainless Steel Threaded Pipe Fittings

High-Pressure Stainless Steel Threaded Pipe Fittings

Strong enough for pressures up to 3,000 psi

Precision Extreme-Pressure Stainless Steel Threaded Pipe Fittings

Precision Extreme-Pressure Stainless Steel Threaded Pipe Fittings

The tightest tolerances of our stainless steel fittings; also called instrumentation fittings

Extreme-Pressure Stainless Steel Threaded Pipe Fittings

Extreme-Pressure Stainless Steel Threaded Pipe Fittings

Our strongest stainless steel threaded fittings withstand pressures as high as 15,000 psi

Medium-Pressure Stainless Steel Threaded Pipe Fittings

Medium-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 1,000 psi

Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Thick-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 80

Premium Low-Pressure Stainless Steel Threaded Pipe Fittings

Premium Low-Pressure Stainless Steel Threaded Pipe Fittings

Cast in the U.S. and include certificate with traceable lot number

Low-Pressure Stainless Steel Threaded Pipe Fittings with Sealant

Low-Pressure Stainless Steel Threaded Pipe Fittings with Sealant

Male threads have sealant applied for extra leak protection in low-pressure lines

Miniature Medium-Pressure Stainless Steel Threaded Pipe Fittings

Miniature Medium-Pressure Stainless Steel Threaded Pipe Fittings

Less than two inches to fit in medium-pressure lines with limited space

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

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

Male threads have sealant applied for extra leak protection in low-pressure lines

Premium Medium-Pressure Stainless Steel Threaded Pipe Fittings

Premium Medium-Pressure Stainless Steel Threaded Pipe Fittings

Cast in the U.S. and include certificate with traceable lot number

Low-Pressure Stainless Steel Threaded Pipe Flanges

Low-Pressure Stainless Steel Threaded Pipe Flanges

Create an access point in lines up to 290 psi; also known as Class 150 flanges

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe Assortments

Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe Assortments

Keep multiple lengths of low-pressure pipe nipples and pipe on hand

High-Pressure Stainless Steel Threaded Pipe Flanges

High-Pressure Stainless Steel Threaded Pipe Flanges

Create an access point in lines up to 1,200 psi; also known as Class 300 or Class 600 flanges

SAE High-Pressure Stainless Steel Threaded Pipe Flanges

SAE High-Pressure Stainless Steel Threaded Pipe Flanges

Add an access point in high-pressure hydraulic lines; also known as Code 61 SAE hydraulic flanges

SAE High-Pressure Stainless Steel Threaded Two-Piece Pipe Flanges

SAE High-Pressure Stainless Steel Threaded Two-Piece Pipe Flanges

Pair with an adapter for a custom access point in hydraulic lines up to 5,000 psi

Plastic Pipe and Fittings

Thick-Wall Plastic Pipe Fittings for Water

Thick-Wall Plastic Pipe Fittings for Water

Withstand heavy duty applications, such as water processing; also known as Schedule 80

CPVC Pipe Fittings for Chemicals

CPVC Pipe Fittings for Chemicals

Withstand salt solutions, acids, and other harsh substances

Standard-Wall Plastic Pipe Fittings for Water

Standard-Wall Plastic Pipe Fittings for Water

The industry standard for low-pressure water lines; also known as Schedule 40

Clear-View Standard-Wall Plastic Pipe Fittings for Water

Clear-View Standard-Wall Plastic Pipe Fittings for Water

See inside low-pressure plumbing and water supply lines; also known as Schedule 40

Thick-Wall Plastic Pipe Flanges for Water

Thick-Wall Plastic Pipe Flanges for Water

Create an access point in high-pressure water supply lines; also known as Class 150 flanges

Aluminum Unthreaded Pipe and Fittings

Low-Pressure Aluminum Quick-Connect Pipe Fittings

Low-Pressure Aluminum Quick-Connect Pipe Fittings

Twist onto pipe for quick, sealed connections without threading, soldering, or welding

Iron and Steel Threaded Pipe and Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

Strong enough for pressures up to 6,000 psi

Stainless Steel Unthreaded Pipe and Fittings

Low-Pressure Stainless Steel Press-Socket Pipe Fittings

Low-Pressure Stainless Steel Press-Socket Pipe Fittings

Crimp onto pipe for a leak-free connection that's faster than threading or welding

Iron and Steel Unthreaded Pipe and Fittings

Low-Pressure Iron and Steel Press-Socket Pipe Fittings

Low-Pressure Iron and Steel Press-Socket Pipe Fittings

Crimp onto pipe for a leak-free connection that's faster than threading or welding

Other Products

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Pipe Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

Manual On-Off Valves

Manual On-Off Valves

Start and stop flow through a line

Rotary Joints

Transfer air, water, oil, and steam from supply lines to continuously revolving drums and rollers

Hose Nozzle Swivels

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Pressure Test Fittings

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

Air Chucks

Connect air hose to Schrader valves, which are common on tires and hydraulic systems

Air Valves

Fill tanks, tires, and other pressurized equipment

Pipe Bleed Rings

Pipe Bleed Rings

Access inside a pipe line to vent pressure, drain liquid, and take samples

Pipe Size Measuring Kits

Pipe Size Measuring Kits

Connect to pipe and fittings to determine their size without additional measuring tools

Solenoid On-Off Valves

Solenoid On-Off Valves

A solenoid withstands rapid cycling for applications with frequent opening and closing

Grease Gun Nozzles

Grease Gun Nozzles

Replace nozzles on grease guns

Conduit and Fittings

Conduit and Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Junction Blocks

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

Liquid-Dispensing Metering Valves

Liquid-Dispensing Metering Valves

Program to dispense a specific amount of liquid every time and shut off when set amount is reached

Air-Actuated On-Off Valves

Air-Actuated On-Off Valves

Operate on compressed air to start and stop flow faster than motor-driven valves

Motor-Actuated On-Off Valves

Motor-Actuated On-Off Valves

An electric motor handles higher flow rates and pressures than solenoid valves

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

Grease Gun Tips

Grease Gun Tips

Attach to grease gun nozzles and direct a stream of lubricant into grease fittings on machinery

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)