NPT Couplings | McMaster-Carr

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System of Measurement

Pipe Size

Fitting Type

Material

Compressed Non-Asbestos Synthetic Fiber

Shape

Adjustable-Angle Elbow

Gender

Fitting Connection

Pipe Material

Pipe Schedule

For Use With

Dry Abrasive Materials

Acetic Acid (White Vinegar)

Pressure Class

Length

Connects To

Flange Material

Threading

Threaded on Both Ends

Threaded on One End

Maximum Pressure @ Temperature

Fitting Material

Tube OD

Body Shape

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Exempt

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

Yes

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

27,464 Products

Fluid Handling

Pipe and Pipe Fittings

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

14,266 products

Hose Fittings

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

2,452 products

Tube Fittings

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

4,894 products

Air Chucks

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

15 products

On-Off Valves

Start and stop flow through a line

2,835 products

Orifice Valves

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

684 products

Valve Union Fittings

Mating parts join valves to a line for quick connection and removal

25 products

Float Valve Bodies

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

77 products

Electrical Power, Networking, and Controlling

Conduit and Fittings

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

501 products

Metric Circular Receptacles

Install in walls and panels and pair with plugs to make metric connections

60 products

Power Receptacles

Install in a wall or panel to transmit power to plugs or sockets

24 products

Mini Receptacles

Install in walls and panels and pair with plugs to send power and signal

46 products

Solenoid Valve Connectors

Sockets and receptacles to connect solenoid components, such as valves and motors

4 products

Coaxial Receptacles

Install in walls and panels and pair with plugs to make coaxial connections

1 product

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

34 products

Lubricating

Grease Fitting Adapters

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

24 products

Grease Gun Tips

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

44 products

Grease Gun Nozzles

Replace nozzles on grease guns

101 products

Grease Gun Filler Pump Dispensing Tips

Switch out dispensing tips on grease gun filler pumps

2 products

Grease Gun Tip Adapters

Quickly switch between standard, button-head, and flush-style grease fittings

1 product