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) |
---|---|---|---|
48 | APR 05, 1974 | 00-393-4143 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-393-4143
Part Number | Cage Code | Manufacturer |
---|---|---|
620B-9-10-11 | 72352 | CURTISS-WRIGHT FLOW CONTROLCORPORATION |
620B-9-10-11 | 09990 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV |
620B9-10-11 | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
909711C2 | 55820 | UNITED 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 RATE | 10.0 GALLONS PER MINUTE |
VALVE OPERATION METHOD | AUTOMATIC |
BONNET TYPE | INSIDE SPRING |
BONNET ATTACHMENT METHOD | INTEGRAL |
DISK LOADING METHOD | SPRING |
ADJUSTABLE PRESSURE RANGE | 1200.0 TO 1300.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |