Safety Relief Valve

Model / MPN: 2251 1IN. 66T75PSI | NSN: 4820-01-395-5284

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

4820-01-395-5284

Sold in multiples of

20 EA

DEMIL

Flow Control Device

Disk

Disk Loading Method

Spring

Bolt Hole Quantity

4 all ends

Maximum Operating Temp

500.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

1.000 inches

Adjustable Pressure Range

+66.0/+75.0 pounds per square inch

Outside Diameter

4.250 inches all ends

Thickness

0.562 inches all ends

First Connection Face To Centerline Distance

3.500 inches

Bolt Hole Diameter

0.625 inches all ends

Second Connection Face To Centerline Distance

3.250 inches

Bolt Circle Diameter

3.125 inches all ends

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches all ends

Raised Face Diameter

1.938 inches all ends

Material

Steel comp 303 flow control device

Material

Steel comp 303 seat

Material

Steel comp 303 stem

Material

Steel uns j03002 body

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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2251 1IN. 66T75PSI Cross Reference

20051K51SS
20051 ASSEMBLY 20051K51SS
20051K51SS
2251 1IN. 66T75PSI