NPT Tube Fittings | McMaster-Carr

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System of Measurement

Pipe Size

Tube OD

Shape

Double 90° Elbow

Side-Outlet Elbow

Gender

Material

Stainless Steel

Fitting Connection

O-Ring Face Seal

Push to Connect

Quick Disconnect

Solder-Socket Union

For Use With

Abrasive Materials

Medical Gas Blend

Organic Solvents

Pharmaceuticals

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (5% Concentration)

Acetic Acid (White Vinegar) (10% Concentration)

Acetic Acid (White Vinegar) (20% Concentration)

Connects To

Fitting Type

Expansion Joint

Reducing Adapter

Tube Material

Stainless Steel

OD

9/16" to 21/32"

Maximum Pressure @ Temperature

25 psi @ 70° F

30 psi @ 70° F

50 psi @ 70° F

125 psi @ 70° F

150 psi @ 70° F

500 psi @ 70° F

1,000 psi @ 70° F

1,500 psi @ 70° F

2,000 psi @ 70° F

15 psi @ 72° F

25 psi @ 72° F

30 psi @ 72° F

35 psi @ 72° F

40 psi @ 72° F

45 psi @ 72° F

50 psi @ 72° F

60 psi @ 72° F

70 psi @ 72° F

Tube Stem OD

Thread Size

Tube ID

Hose ID

Tube Hardness Rating

Release Ring Material

Stainless Steel

Release Ring Color

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 499° F

500° F to 999° F

1,000° F or greater

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

11,058 Products

Fluid Handling

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

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

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

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

Check Valves

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

Sampling Valves

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

Diverting Valves

Diverting Valves

Redirect flow between ports

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

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

Building and Machinery Hardware

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

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.)