Steel Metric Pipe Fittings | McMaster-Carr

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System of Measurement

Thread Type

UN/UNF (SAE Straight)

Pipe Size

Fitting Type

Reducing Adapter

Material

304 Stainless Steel

Polyurethane Rubber

Gender

Thread Size

Shape

For Use With

Hydraulic Fluid

Hydraulic Fluid (Petroleum Based)

Fitting Connection

Spec Image

O-Ring Face Seal

Push to Connect

Quick Disconnect

Spec Image

Thread Pitch

Connects To

Length

Maximum Pressure @ Temperature

50 psi @ 72° F

75 psi @ 72° F

100 psi @ 72° F

125 psi @ 72° F

140 psi @ 72° F

145 psi @ 72° F

150 psi @ 72° F

230 psi @ 72° F

285 psi @ 72° F

300 psi @ 72° F

350 psi @ 72° F

1,100 psi @ 72° F

1,120 psi @ 72° F

1,200 psi @ 72° F

1,400 psi @ 72° F

2,000 psi @ 72° F

2,250 psi @ 72° F

2,300 psi @ 72° F

Pipe Schedule

Pipe Material

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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

Fitting Material

Tube Material

Polyurethane Rubber

Body Material

Sleeve Material

Nut Material

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1,464 Products

Fluid Handling

Pipe and Fittings

Pipe and Fittings

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

Pipe Locknuts

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

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

Breather Vents

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

Pressure Test Plugs

Pressure Test Plugs

Tighten onto equipment to check pressure without permanently installing a gauge

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Manual On/Off Valves

Manual On/Off Valves

Start and stop flow through a line

Bore Sealing Plugs

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

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

Grease Gun Tips

Grease Gun Tips

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

Grease Gun Nozzles

Grease Gun Nozzles

Replace nozzles on grease guns

Building and Machinery Hardware

Clamp-On Framing Fasteners

Clamp-On Framing Fasteners

Tighten to hold clamp-on framing in place

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

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