NSN 4820-00-504-2650
Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-00-504-2650 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: 48430, A51H92143, A51H9214-3, A51H92143, A51H9214-3, 4820-00-504-2650, 00-504-2650, 4820005042650, 005042650
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 17, 1974 | 00-504-2650 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-504-2650
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 48430 | 99643 | EATON CORPORATIONDBA EATON AEROSPACE |
| A51H9214-3 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS |
| A51H9214-3 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE |
Technical Data | NSN 4820-00-504-2650
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T6 |
| OUTSIDE SURFACE TREATMENT | ANODIZED, MIL-A-8625 |
| SEAT MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T6 |
| FLOW CONTROL DEVICE | W ANY ACCEPTABLE |
| TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE |
| VALVE DISCHARGE FLOW RATE | 56.0 GALLONS PER MINUTE |
| BULB LENGTH | 7.870 INCHES NOMINAL |
| TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| OPENING PRESSURE SETTING | 300.0 POUNDS PER SQUARE INCH |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO. |