NSN 4820-01-237-9451
Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-01-237-9451 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: V3D1021002, V3D10210-02, 4820-01-237-9451, 01-237-9451, 4820012379451, 012379451
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | AUG 07, 1986 | 01-237-9451 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS
SOCKET
PLAIN
SOCKET
PLAIN
SOCKET
PLAIN
SOCKET
PLAIN
Cross Reference | NSN 4820-01-237-9451
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| V3D10210-02 | 99517 | VACCO INDUSTRIES |
Technical Data | NSN 4820-01-237-9451
| Characteristic | Specifications |
|---|---|
| BODY STYLE | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 2.500 INCHES NOMINAL |
| BODY MATERIAL | STEEL, QQ-S-763, CLASS 303 |
| SEAT MATERIAL | PLASTIC, POLYTETRAFLUOROETHYLENE |
| FLOW CONTROL DEVICE | W ANY ACCEPTABLE |
| FLOW CONTROL DEVICE MATERIAL | STEEL, AMS 5643 |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | UNTHREADED INTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | PLAIN |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | UNTHREADED INTERNAL TUBE |
| SECOND END STYLE DESIGNATOR | SOCKET |
| TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| OPENING PRESSURE SETTING | 125.0 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | +125.0 TO +140.0 POUNDS PER SQUARE INCH |