Safety Relief Valve

Model / MPN: 11779 PT NO. 12 | NSN: 4820-00-976-0348

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

4820-00-976-0348

Sold in multiples of

1 EA

DEMIL

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Maximum Operating Temp

250.0 degrees fahrenheit single response

Connection Style

G46b plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Maximum Operating Pressure

200.0 pounds per square inch single response

Thread Size

0.250 inches 1st end

Opening Pressure Setting

15.0 pounds per square inch

Material

Copper alloy

Media For Which Designed

Acetylene 1st response

Media For Which Designed

Air 2nd response

Media For Which Designed

Ammonia, liquid 3rd response

Media For Which Designed

Gas, inert 4th response

Media For Which Designed

Hydrogen 5th response

Surface Treatment

Chromium

Thread Series Designator

Npt 1st end

11779 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7M121T208D	Valve, Safety Relief	1	EA	05/06/2021

Pricing and Availability

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11779 PT NO. 12 Cross Reference

559B-2M-15
11779