NSN 4820-00-057-3494
Part Details | SAFETY RELIEF VALVE
4820-00-057-3494 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: 112CSS1490PSI, 112CSS1-490PSI, 112CSA14, 112CSA1-4, 4820-00-057-3494, 00-057-3494, 4820000573494, 000573494
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-057-3494 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-057-3494
Part Number | Cage Code | Manufacturer |
---|---|---|
112CSS1-490PSI | 75336 | F.C.KINGSTON CO.DBA STORM MANUFACTURING |
112CSA1-4 | 75336 | F.C.KINGSTON CO.DBA STORM MANUFACTURING |
Technical Data | NSN 4820-00-057-3494
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ANGLE |
FLOW CONTROL DEVICE | BALL |
VALVE DISCHARGE FLOW RATE | 8.7 POUNDS PER HOUR |
VALVE OPERATION METHOD | AUTOMATIC |
BONNET TYPE | INSIDE SCREW |
BONNET ATTACHMENT METHOD | THREADED |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 90.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND BONNET PACKING |