Safety Relief Valve

Model / MPN: 174A 3/4-125PSI | NSN: 4820-00-849-8040

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

4820-00-849-8040

Sold in multiples of

1 EA

DEMIL

Pipe Size Accommodated

0.750 inches all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Bonnet Type

Inside spring

Bonnet Attachment Method

Bolted

Disk Loading Method

Spring

Connection Style

G9 plain, optional en (pipe) all ends

Valve Operation Method

Automatic or manual

Connection Type

Threaded internal pipe all ends

Features Provided

Bonnet packing

Thread Size

0.750 inches all ends

Opening Pressure Setting

125.0 pounds per square inch

Material

Copper alloy

Thread Series Designator

Npt all ends

Reference Number Differentiating Characteristics

As differentiated by pressure setting data and end connection sizes

174A 3/4 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7M115TAJ75	Valve, Safety Relief	1	EA	09/16/2015

Pricing and Availability

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174A 3/4-125PSI Cross Reference

174A