National Item Identification Number
01-436-6991
014366991
4820-01-436-6991
4820-01-436-6991
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)
02570
12623
82522
PUGET SOUND NAVAL SHIPYARD AND
INTERMEDIATE MAINTENCE FACILITY
1400 FARRAGUT AVE
BREMERTON
WA
98314
360-476-3711
Reference Numbers (Part Numbers)
SS-31RF4-A-P
SS-31RF4-A-P
2301-2977PC5
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
CRITICALITY CODE JUSTIFICATION
Required Description
MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG