National Item Identification Number
00-957-1993
009571993
4820-00-957-1993
4820-00-957-1993
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)
91816
Reference Numbers (Part Numbers)
524A1M40
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
ALUMINUM ALLOY 2024 BODY
ALUMINUM ALLOY 2024 AND
RUBBER SILICONE CLASS Q FLOW