3/8 NPT Pipe Fittings | McMaster-Carr

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System of Measurement

Material

Stainless Steel

Fitting Type

Reducing Adapter

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Shape

Double 90° Elbow

Gender

For Use With

Organic Solvents

Pharmaceuticals

Acetic Acid (White Vinegar)

Fitting Connection

Spec Image

O-Ring Face Seal

Push to Connect

Spec Image

Quick Disconnect

Spec Image

Pipe Material

Stainless Steel

Connects To

Maximum Pressure @ Temperature

1,800 psi @ 0° F

2,000 psi @ 50° F

14.5 psi @ 70° F

25 psi @ 70° F

125 psi @ 70° F

145 psi @ 70° F

150 psi @ 70° F

180 psi @ 70° F

200 psi @ 70° F

230 psi @ 70° F

300 psi @ 70° F

600 psi @ 70° F

1,000 psi @ 70° F

1,500 psi @ 70° F

2,000 psi @ 70° F

2,500 psi @ 70° F

3,000 psi @ 70° F

4,000 psi @ 70° F

Length

Pipe Schedule

Flange Material

Stainless Steel

Pressure Class

Threading

Threaded on Both Ends

Threaded on One End

Body Shape

Tube OD

Fitting Material

Stainless Steel

Thread Size

RoHS

Compliant with Exemptions

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

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

How can we improve?

3,948 Products

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

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

Junction Blocks

Junction Blocks

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

On-Off Valves

Start and stop flow through a line

Orifice Valves

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

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Pressure Test Fittings

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

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

Grease Fittings

Grease Fittings

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

Oil Fittings

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

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Protective Caps

Protective Caps

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

Electrical Power, Networking, and Controlling

Conduit and Fittings

Conduit and Fittings

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

Power Transmission

Compressed Air Filter/Regulator/Lubricator Manifolds

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

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