Safety Relief Valve

Model / MPN: 112CSS1-490PSI | NSN: 4820-00-057-3494

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

4820-00-057-3494

Sold in multiples of

1 EA

DEMIL

Pipe Size Accommodated

0.250 inches 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Ball

Bonnet Type

Inside screw

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Valve Discharge Flow Rate

8.7 pounds per hour

Maximum Operating Temp

250.0 degrees fahrenheit single response

Connection Style

G46b plain (pipe) 1st end

Connection Style

Plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Features Provided

Valve stem lock shield and bonnet packing

Thready Qty Per Inch (tpi)

18 1st end

Maximum Operating Pressure

150.0 pounds per square inch single response

Thread Size

0.250 inches 1st end

Opening Pressure Setting

90.0 pounds per square inch

Material

Stainless steel

Media For Which Designed

Air single response

Style Designator

Angle

Thread Series Designator

Npt 1st end

112CSS1 Series Parts

112CSS1-490PSI

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7M019T4555	Valve, Safety Relief	1	EA	02/19/2019

Pricing and Availability

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112CSS1-490PSI Cross Reference

112CSA1-4