National Item Identification Number
00-618-4989
006184989
4820-00-618-4989
4820-00-618-4989
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)
17773
BALLISTIC MISSILE DEFENSE SYSTEMS
COMMAND
1500
HUNTSVILLE
AL
35807
91816
Reference Numbers (Part Numbers)
11241398-1
1390883
559B-2M-20
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
VALVE
Required Description
COPPER ALLOY OVERALL
C8 STRAIGHT THRU
POPPET
AIR 1ST RESPONSE
ACETYLENE 2ND