NSN 4820-01-257-8660
Part Details | SAFETY RELIEF VALVE
4820-01-257-8660 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: 20271QS41M, 20271QS41M, 4820-01-257-8660, 01-257-8660, 4820012578660, 012578660
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 25, 1987 | 01-257-8660 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-257-8660
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20271QS41M | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| 20271QS41M | 15187 | PENTAIR VALVES & CONTROLS US LPDBA NAVY PRODUCT TEAM |
Technical Data | NSN 4820-01-257-8660
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| ADJUSTABLE PRESSURE RANGE | 136.0 TO 150.0 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | SPRING RANGE 110 TO 160 POUNDS |
| END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN(688) |