Safety Relief Valve

Model / MPN: MIL-I-52211 | NSN: 4820-01-310-7694

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

4820-01-310-7694

Sold in multiples of

1 EA

DEMIL

Disk Loading Method

Spring

Connection Style

G46b plain (pipe) 1st end

Connection Style

G9 plain, optional en (pipe) 2nd end

Valve Operation Method

Manual

Connection Type

Threaded external pipe 1st end

Connection Type

Threaded internal pipe 2nd end

Adjustable Pressure Range

+2250.0/+3000.0 pounds per square inch

Maximum Operating Pressure

6000.0 pounds per square inch single response

Criticality Code Justification

Zzzy

Material

Steel comp 316 body

Thread Series Designator

Npt 2nd end

Thread Series Designator

Npt 1st end

Departure From Cited Document

Cleaning, packaging, and marking iaw mil-std-1330d

Reference Number Differentiating Characteristics

Cleaned in accordance with mil-i-52211

Pricing and Availability

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MIL-I-52211 Cross Reference

1551AS140-1
1551AS140-1CP
1551AS140-1
1551AS140-1CP
1551AS140-1
1551AS140-1CP