National Item Identification Number
00-544-6939
005446939
4820-00-544-6939
4820-00-544-6939
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)
75318-4
77674-221
Required Categories
MATERIAL
OPENING PRESSURE SETTING
ADJUSTABLE PRESSURE RANGE
THE MANUFACTURERS
Required Description
COPPER ALLOY BODY
10000.0 POUNDS PER SQUARE INCH
10.0 TO 80.0 POUNDS PER SQUAR