Safety Relief Valve

Model / MPN: 90SM-125-0001 ITEM 183 | NSN: 4820-01-371-8806

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

4820-01-371-8806

Sold in multiples of

1 EA

DEMIL

Thread Class

3a 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Maximum Operating Temp

300.0 degrees fahrenheit single response

Connection Style

G46b plain (pipe) 1st endg42 flared (tube) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st endthreaded external tube 2nd end

Thready Qty Per Inch (tpi)

14 2nd end

Thread Size

0.500 inches 1st end0.875 inches 2nd end

Seat Angle

37.0 degrees 2nd end

Opening Pressure Setting

300.0 pounds per square inch

Material

Copper alloy bodyplastic polytetrafluoroethylene flow control device

Media For Which Designed

Refrigerant 22 single response

Thread Series Designator

Npt 1st endunj 2nd end

90SM Series Parts

Pricing and Availability

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90SM-125-0001 ITEM 183 Cross Reference

3214-300 SET 300PSI
90SM-125-0001