National Item Identification Number
00-142-1382
001421382
4820-00-142-1382
4820-00-142-1382
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)
402040
595-50FS1-2
Required Categories
MATERIAL
STYLE DESIGNATOR
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
SECOND
Required Description
COPPER ALLOY BODY
COPPER ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
COPPER A