National Item Identification Number
00-504-8590
005048590
4820-00-504-8590
4820-00-504-8590
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)
26512
81982
83930
Reference Numbers (Part Numbers)
128SCH136-3
72498
72498
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
VALVE OPERATION METHOD
CONNECT
Required Description
STEEL OVERALL
A1 STRAIGHT THRU
POPPET
AUTOMATIC
THREADED INTERNAL BOSS 1ST E