Safety Relief Valve

Model / MPN: S-4CPA2-350 | NSN: 4820-01-398-4552

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

4820-01-398-4552

Sold in multiples of

1 EA

DEMIL

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Maximum Operating Temp

250.0 degrees fahrenheit single response

End Application

Ahu-24/e disabled aircraft wheel dolly, ground support equipment for the f/a-18 hornet aircraft

Connection Style

G46b plain (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external pipe all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.250 inches all ends

Opening Pressure Setting

600.0 pounds per square inch

Material

Copper alloy seat

Material

Rubber synthetic packing

Material

Steel comp 316 body

Material

Steel comp 316 flow control device

Media For Which Designed

Oil, hydraulic single response

Thread Series Designator

Npt all ends

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7M017T4856	Valve, Safety Relief	1	EA	02/16/2017
SPE7MC18T067P	Valve, Safety Relief	1	EA	07/02/2018
SPE7MC19T4638	Valve, Safety Relief	1	EA	01/28/2019

Pricing and Availability

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S-4CPA2-350 Cross Reference

2022AS300-1
2022AS300
S-4CPA2-350
SS-4CPA2-350
S-4CPA2-350