National Item Identification Number

01-377-6158
013776158
4820-01-377-6158
4820-01-377-6158

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)

252-FJJ-0080

Required Categories

SPECIAL FEATURES

Required Description

FOR STEAM SERVICE, CAST IRON BODY
2-1/2 IN. INLET, 3 IN. SCREWED OUTLET
PRESSU