National Item Identification Number
00-289-3830
002893830
4820-00-289-3830
4820-00-289-3830
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)
Reference Numbers (Part Numbers)
CA139S5501-863316PC756
CA139S5501-863317PC756
CA68S5505-100ALT1PC756
CA68S550
Required Categories
MATERIAL
STYLE DESIGNATOR
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
SECOND
Required Description
STEEL BODY
C1A ANGLE FLANGED ENDS
3.250 INCHES
3.000 INCHES
DISK
STEAM SING