NSN 4820-01-057-7251
Part Details | SAFETY RELIEF VALVE
4820-01-057-7251 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: 647B114T, 647B-1-1-4-T, 4820-01-057-7251, 01-057-7251, 4820010577251, 010577251
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAR 18, 1978 | 01-057-7251 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-057-7251
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 647B-1-1-4-T | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
Technical Data | NSN 4820-01-057-7251
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 4.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |