National Item Identification Number
00-251-8561
002518561
4820-00-251-8561
4820-00-251-8561
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)
0AT62
NSN (National Stock Number) 4820-00-251-8561, 4820002518561 NIIN (National Identification Number) 00-251-8561, 002518561
Part Numbers (Reference Numbers)
3H36393T20
3H36393T20
3W75305T60
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
COPPER ALLOY BODY
PLASTIC FLOW CONTROL DEVICE
COPPER ALLOY SEAT
C6 STRAIGHT T