1/4 NPT Pipe Fittings | McMaster-Carr

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Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Fitting Type

Reducing Adapter

Material

Silicone Rubber

Stainless Steel

Shape

Double 90° Elbow

Gender

Fitting Connection

Spec Image

Spec Image

O-Ring Face Seal

Push to Connect

Spec Image

Quick Disconnect

Spec Image

For Use With

Medical Gas Blend

Organic Solvents

Pharmaceuticals

Pipe Material

Stainless Steel

Connects To

Flange Material

Stainless Steel

Maximum Pressure @ Temperature

1,800 psi @ 0° F

2,000 psi @ 50° F

14.5 psi @ 70° F

15 psi @ 70° F

25 psi @ 70° F

40 psi @ 70° F

50 psi @ 70° F

60 psi @ 70° F

90 psi @ 70° F

95 psi @ 70° F

100 psi @ 70° F

120 psi @ 70° F

125 psi @ 70° F

140 psi @ 70° F

Pressure Class

Pipe Schedule

Length

Body Shape

Threading

Threaded on Both Ends

Threaded on One End

System of Measurement

Fitting Material

Stainless Steel

Tube OD

Thread Size

Tube Material

Stainless Steel

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

5,259 Products

Fluid Handling

Pipe Fittings

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

Pipe Nipples and Pipe

Pipe Nipples and Pipe

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

Pipe Plugs

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

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Flanges

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

Pipe Locknuts

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

Rotary Unions

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

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

Hose Nozzle Swivels

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

Manifolds

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

Air Chucks

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

Junction Blocks

Junction Blocks

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

Orifice Valves

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

On-Off Valves

Start and stop flow through a line

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

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

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

Oil Fittings

Install in engine blocks and other machinery to pour in oil while keeping dust out

Building and Machinery Hardware

Protective Caps

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

Protective Plugs

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

Electrical

Conduit and Conduit Fittings

Conduit and Conduit Fittings

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

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