Connectors for Water | McMaster-Carr

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For Use With

Button/Coin Cell Batteries

Deutsch Style Connectors

Development Boards

Drop-Down Cables

Dry Abrasive Materials

Irregularly-Shaped Devices

Stems with Clamping Nut

Wire Rope End Fittings

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (5% Concentration)

Acetic Acid (White Vinegar) (10% Concentration)

Acetic Acid (White Vinegar) (75% Concentration)

Dichlorotetrafluoroethane

Hydraulic Fluid (Petroleum Based)

Hydraulic Oil

Hydrochloric Acid

Hydrochloric Acid (10% Concentration)

Hydrochloric Acid (25% Concentration)

Hydrochloric Acid (30% Concentration)

Hydrochloric Acid (37% Concentration)

Liquid Carbon Dioxide

Methanol (Methyl Alcohol)

Methyl Bromide

Methyl Chloride

Methyl Ethyl Ketone (MEK)

Nitric Acid (10% Concentration)

Nitric Acid (65% Concentration)

Phosphoric Acid (70% Concentration)

Phosphoric Acid (85% Concentration)

Salt Water (30% Concentration)

Silane

Silicon Tetrafluoride

Sludge

Soap Solutions

Sodium Carbonate (Soda Ash)

Sodium Carbonate (Soda Ash) (20% Concentration in Water)

Sodium Chloride

Sodium Hydroxide (Caustic Soda)

Sodium Hydroxide (Caustic Soda) (50% Concentration)

Sodium Hypochlorite (Bleach)

Sulfuric Acid (30% Concentration)

Sulfuric Acid (70% Concentration)

Sulfuric Acid (75% Concentration)

Sulfuric Acid (80% Concentration)

Sulfuric Acid (95% Concentration)

Toluene (Methylbenzene)

Trifluoroethane

Tungsten Hexafluoride

Tube OD

Connects To

Pipe Schedule

Length

Pipe Material

Maximum Pressure @ Temperature

Threading

Threaded on Both Ends

Tube Material

Flange Material

Thread Size

Pressure Class

Hose ID

Fitting Material

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Export Control Classification Number (ECCN)

REACH

37,230 Products

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

11,466 products

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

7,258 products

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

1,085 products

Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

152 products

Pipe Fitting Clamps

Connect easy-access and grooved-end pipe fittings to pipe

13 products

Rotary Unions

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

83 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

9 products

Pipe Bleed Rings

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

22 products

Tube Fittings

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

7,542 products

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

258 products

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

238 products

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

107 products

Tube End Caps

Cover the ends of tube to keep out dirt and debris

220 products

Tube Supports

Slip into plastic and rubber tubing to prevent them from collapsing

32 products

Tube Fitting Rings

Prevent leaks at tubing connection points

6 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

2 products

Tubing Flow Stops

Temporarily block water flow to make soldering repairs without waiting for your line to drain

9 products

Hose Fittings

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

2,787 products

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

113 products

Hose End Caps

Cover the ends of hose to keep out dirt and debris

49 products

Hose Fitting Nuts

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

3 products

Hose End Plugs

Insert into the ends of hose to keep out dirt and debris

6 products

Manifolds

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

616 products

Junction Blocks

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

77 products

Duct Hose and Fittings

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

4 products

Hose Kink Absorbers

Prevent garden hose from kinking to ensure maximum water flow and extend hose life

1 product

Orifice Valves

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

102 products

Diverting Valves

Redirect flow between ports

2 products

On-Off Valves

Start and stop flow through a line

2,634 products

Float Valve Bodies

Pair with floats and rods to create float valves that meet your needs

43 products

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

28 products

Flow Sights

Visually confirm flow and inspect liquid color and clarity

134 products

Strainers

Install next to valves and pumps to catch debris in your line

8 products

Lubricating

Coolant Dispenser Hose and Fittings

Snap together and position to deliver coolant, oil, water, or air in any direction

252 products

Coolant Nozzles

Dispense coolant onto workpieces or tools directly from a tank

83 products

Coolant Hose and Nozzle Adapters

Connect threaded coolant hose and nozzles to coolant supply ports on equipment such as CNC machines

4 products

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

14 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

4 products

Fastening and Joining

Brazing Rings

Snap into metal pipe and tubing to form leak-resistant joints more quickly than with hand-fed alloys

8 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

12 products