National Item Identification Number

01-486-6321
014866321
4820-01-486-6321
4820-01-486-6321

National Stock Number

Item Name

VALVE,SAFETY RELIEF

Federal Supply Class

4820

Description

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.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

230-155

Required Categories

STYLE DESIGNATOR
CONNECTION TYPE
THREAD SERIES DESIGNATOR
NOMINAL THREAD SIZE

Required Description

C1 ANGLE
THREADED INTERNAL PIPE ALL ENDS
NPT ALL ENDS
0.500 INCHES ALL ENDS;