NSN 4820-00-451-0570

Part Details | SAFETY RELIEF VALVE

4820-00-451-0570 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: H555, 6565109106102, 65651-09106-102, 4820-00-451-0570, 00-451-0570, 4820004510570, 004510570

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 17, 197100-451-057005488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-451-0570
Part Number Cage Code Manufacturer
H55506239AUSCO,INC.
65651-09106-10278286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 4820-00-451-0570
Characteristic Specifications
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE6.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE PACKING RETAINING
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING48.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESSECOND END DESCRIPTION IS INLET