National Item Identification Number
01-159-6022
011596022
4820-01-159-6022
4820-01-159-6022
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
Reference Numbers (Part Numbers)
D559B-2M-80
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
COPPER ALLOY OVERALL
C5 STRAIGHT THRU W/BAFFLE
POPPET
AUTOMATIC
THREADED EXT
