NSN 4820-00-393-4143

Part Details | SAFETY RELIEF VALVE

4820-00-393-4143 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: 620B91011, 620B-9-10-11, 620B91011, 620B-9-10-11, 620B91011, 620B9-10-11, 909711C2, 4820-00-393-4143, 00-393-4143, 4820003934143, 003934143

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 05, 197400-393-414305488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-393-4143
Part Number Cage Code Manufacturer
620B-9-10-1172352CURTISS-WRIGHT FLOW CONTROLCORPORATION
620B-9-10-1109990PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV
620B9-10-1186768TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC
909711C255820UNITED TECHNOLOGIES CORPORATIONDBA PRATT & WHITNEY
Technical Data | NSN 4820-00-393-4143
Characteristic Specifications
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE10.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE1200.0 TO 1300.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE