NSN 4820-00-057-7231
Part Details | SAFETY RELIEF VALVE
4820-00-057-7231 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: 174A1IN75PSI, 174A-1IN-75PSI, 174A, 4820-00-057-7231, 00-057-7231, 4820000577231, 000577231
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-057-7231 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-057-7231
Part Number | Cage Code | Manufacturer |
---|---|---|
174A-1IN-75PSI | 79227 | WATTS REGULATOR CO |
174A | 79227 | WATTS REGULATOR CO |
Technical Data | NSN 4820-00-057-7231
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ANGLE |
FLOW CONTROL DEVICE | DISK |
VALVE OPERATION METHOD | MANUAL |
BONNET TYPE | INSIDE SCREW |
BONNET ATTACHMENT METHOD | THREADED |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 75.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | VALVE STEM LOCK SHIELD |
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY PRESSURE SETTING AND SIZE |