Safety Relief Valve

Model / MPN: 28001-210-40 | NSN: 4820-01-657-7146

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

4820-01-657-7146

Sold in multiples of

1 EA

DEMIL

Maximum Operating Temp

250.00 degrees fahrenheit single response

Minimum Operating Temp

-40.0 degrees fahrenheit

Connection Style

Flared (tube) 2nd end

Connection Style

Flar (tube) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 2nd end

Connection Type

Threaded internal boss 1st end

Thready Qty Per Inch (tpi)

14 all ends

Maximum Operating Pressure

3500.00 pounds per square inch single response

Thread Size

0.875 inches all ends

Face To Face Distance

3.40 inches

Part Name Assigned By Controlling Agency

Velocity fuse

Material

Steel body

Style Designator

Straight through note: to be used for valve bodies of one section only.

28001 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7M019Q0679	Valve, Safety Relief	1	EA	09/27/2019
SPE7MC20T0704	Valve, Safety Relief	7	EA	10/21/2019

Pricing and Availability

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28001-210-40 Cross Reference

901000