National Item Identification Number
00-088-5902
000885902
4820-00-088-5902
4820-00-088-5902
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)
559B1M20
Required Categories
MATERIAL
STYLE DESIGNATOR
FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP
VALVE O
Required Description
COPPER ALLOY BODY
COPPER ALLOY AND
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FL