NSN 4820-01-280-2983

Part Details | SAFETY RELIEF VALVE

4820-01-280-2983 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.

Alternate Parts: 12 FIGURE 804S 20IN HG, 1/2 FIGURE 80-4S 20IN HG, C10977, 2503156, 2503156, 4820-01-280-2983, 01-280-2983, 4820012802983, 012802983

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUN 07, 198801-280-298305488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-01-280-2983
Part Number Cage Code Manufacturer
1/2 FIGURE 80-4S 20IN HG01343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
C1097701343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
250315658568ENVIROVAC INCDBA MONOGRAM SYSTEMS-ROCKFORD DIV
250315647WD8EVAC NORTH AMERICA INC.
Technical Data | NSN 4820-01-280-2983
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE BALL
VALVE OPERATION METHOD AUTOMATIC
SPECIAL FEATURESVALVE IS USED AS A VACUUM RELIEF VALVE SET AT 20 INCH HG VACUUM