1/4 Pipe Adapters | McMaster-Carr

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Air Chucks

Air Cylinders

Air to Hydraulic Power Units

Compressed Air Filter/Regulator/Lubricator Manifolds

Compressed Air Regulator Manifolds

Conduit and Fittings

Coolant Hose and Fittings

Grease Fitting Adapters

Grease Gun Swivels

Grease Gun Tips

Hose Fittings

Hydraulic Jack Hose and Fittings

Pipe Threader Die Head Wrenches

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Fitting Type

Thread Type

UN/UNF (SAE Straight)

Material

Shape

Gender

For Use With

ISO Mounting Patterns

Fitting Connection

Connects To

Maximum Pressure @ Temperature

Thread Size

Tube OD

Pipe Material

Length

Body Shape

Tube Material

Dash Size

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Pressure Class

RoHS

Compliant with Exemptions

Not Compliant

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

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REACH

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Export Control Classification Number (ECCN)

2A991

2B999

EAR99

DFARS Specialty Metals

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8,177 Products

Fluid Handling

Pipe and Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases

2,653 products

Tube Fittings

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

2,426 products

Hose Fittings

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

784 products

Air Chucks

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

13 products

Manifolds

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

358 products

Junction Blocks

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

21 products

Orifice Valves

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

271 products

Manual On/Off Valves

Start and stop flow through a line

250 products

Sampling Valves

Drain a small amount of liquid or gas for inspection without disrupting flow

1 product

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

8 products

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

4 products

Lubricating

Grease Fitting Adapters

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

9 products

Grease Gun Swivels

Move grease-dispensing guns in any direction without kinking the outlet hose

4 products

Coolant Hose and Fittings

Build a custom system to deliver coolant, cutting oil, water, or air in any direction

10 products

Grease Gun Tips

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

1 product

Electrical Power, Networking, and Controlling

Conduit Straights

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

4 products

Conduit Elbows

Join conduit with 45°, 90°, offset, and adjustable-angle connectors

3 products

Material Handling

Hydraulic Jack Hose and Fittings

Convey hydraulic fluid between hydraulic jacks and their power source

7 products

Robot Tool Mounts

Attach tools to robot arms

2 products

Power Transmission

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

65 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

13 products

Air to Hydraulic Power Units

Power a hydraulic cylinder with air to avoid the setup, cost, and mess of hydraulic fluid

8 products

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

578 products

Building and Machinery Hardware

Positioning Arms

Mount and position tools and other small equipment

1 product

Fabricating and Machining

Pipe Threader Die Head Wrenches

Pair with a Ridgid die head and dies to cut pipe and conduit threads

5 products

Pipe Threader Dies

Install in the die head on your Ridgid pipe threader to cut external pipe and conduit threads

7 products

Pipe Threader Die Heads

Attach to your Ridgid ratcheting or electric threader to cut external pipe and conduit threads

2 products

Pipe Threaders

Cut external threads in pipe and conduit with ratcheting action or electric power

27 products