NSN 4820-01-021-2757
Part Details | SAFETY RELIEF VALVE
4820-01-021-2757 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: 844S 34X11450, 84-4S 3/4X1-1/4-50, 84S 34MX114F50, 84-S 3/4MX1-1/4F-50, 84S, 84-S, 4820-01-021-2757, 01-021-2757, 4820010212757, 010212757
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 12, 1976 | 01-021-2757 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-021-2757
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 84-4S 3/4X1-1/4-50 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| 84-S 3/4MX1-1/4F-50 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| 84-S | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
Technical Data | NSN 4820-01-021-2757
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| POWER DRIVE OPERATING PRESSURE | 50.0 POUNDS PER SQUARE INCH NOMINAL |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 50.0 POUNDS PER SQUARE INCH |