NSN 4820-00-580-6431

Part Details | SAFETY RELIEF VALVE

4820-00-580-6431 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: 559T2M20, 3811040PC2, 381-1040PC2, 4820-00-580-6431, 00-580-6431, 4820005806431, 005806431

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196100-580-643105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-00-580-6431
Part Number Cage Code Manufacturer
559T2M2091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
381-1040PC299687RAYTHEON CO EQUIPMENT DEVELOPMENTLAB
Technical Data | NSN 4820-00-580-6431
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE6.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED VALVE STEM LOCK SHIELD