National Item Identification Number
01-415-7321
014157321
4820-01-415-7321
4820-01-415-7321
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)
91816
91816
99251
Reference Numbers (Part Numbers)
M5159B-4M-B
M5159B-4M-20
3307929-3
Required Categories
MATERIAL
STYLE DESIGNATOR
MEDIA FOR WHICH DESIGNED
MAXIMUM OPERATING PRESSURE
Required Description
COPPER ALLOY BODY
C3 ANGLE
AIR 1ST RESPONSE
ACETYLENE 2ND RESPONSE
AMMONIA,