Safety Relief Valve

Model / MPN: 312F-3/4IN-10PSI | NSN: 4820-00-974-6397

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details

NATO Stock Number

4820-00-974-6397

Sold in multiples of

1 EA

DEMIL

Pipe Size Accommodated

0.750 inches 1st end

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Connection Style

G9 plain, optional en (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe all ends

Features Provided

Bonnet packing and pressure tight outlet side

Thread Size

0.750 inches all ends

Opening Pressure Setting

10.0 pounds per square inch

Material

Copper alloy 836 body

Material

Copper alloy 836 flow control device

Material

Copper alloy 836 seat

Material

Steel stem

Material Specification

11-c-390, alloy b5/d federal specification single material response flow control device

Material Specification

Qq-c-390, alloy b5/d federal specification single material response seat

Material Specification

Qq-c-390, alloy5/d federal specification single material response body

Thread Series Designator

Npt all ends

312F Series Parts

Pricing and Availability

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312F-3/4IN-10PSI Cross Reference

312F
2614