National Item Identification Number
01-438-1047
014381047
4820-01-438-1047
4820-01-438-1047
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)
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIM
Required Description
COPPER ALLOY 922 BODY
STEEL COMP 302 FLOW CONTROL DEVICE
STEEL COMP 302 SEAT;