Straight Tube Fittings | McMaster-Carr

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Export Control Classification Number (ECCN)

2B999

EAR99

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

Yes

DFARS Specialty Metals

19,299 Products

Fluid Handling

Tube Fittings

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

9,551 products

Hose Fittings

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

5,447 products

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

17 products

Pipe and Pipe Fittings

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

2,309 products

Air Chucks

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

1 product

Tube Repair Clamps

Mend small holes, cracks, and full-circle breaks in tubing without dismantling your system

18 products

Manual On-Off Valves

Start and stop flow through a line

731 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

173 products

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

175 products

Solenoid On-Off Valves

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

20 products

Air-Actuated On-Off Valves

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

15 products

Motor-Actuated On-Off Valves

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

16 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

17 products

Measuring and Inspecting

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

1 product

Lubricating

Grease Fitting Adapters

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

27 products

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

9 products

Power Transmission

Air Flow Check Valves

Open to allow air flow in one direction and close when flow stops or reverses

9 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

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

4 products

Air Admittance Valves

Allow air into drain, waste, and vent systems so you don't have to vent plumbing to the outdoors

2 products

Electrical Power, Networking, and Controlling

Conduit Straights

Join conduit of different sizes and types, or attach conduit to a knockout in electrical boxes

15 products

Fastening and Joining

Brazing Rings

Snap into unthreaded pipe fittings for an extra-strong, leak-resistant connection

5 products