NSN 4820-01-256-8553
Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-01-256-8553 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.
Alternate Parts: 2027000387B, 20270-00387B, 2027000387BCP, 20270-00387BCP, 4820-01-256-8553, 01-256-8553, 4820012568553, 012568553
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 09, 1987 | 01-256-8553 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-256-8553
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20270-00387B | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
| 20270-00387BCP | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
Technical Data | NSN 4820-01-256-8553
| Characteristic | Specifications |
|---|---|
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| CRITICALITY CODE JUSTIFICATION | ZZZY |