NSN 4820-00-849-9731
Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-00-849-9731 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: 40XL34IN.90PSI, 40XL-3/4IN.90PSI, 40XL34IN.100PSI, 40XL-3/4IN.100PSI, 40XL, 4820-00-849-9731, 00-849-9731, 4820008499731, 008499731
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1962 | 00-849-9731 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
SWIVEL NUT, FLARE
PLAIN
SWIVEL NUT, FLARE
PLAIN
SWIVEL NUT, FLARE
PLAIN
SWIVEL NUT, FLARE
PLAIN
Cross Reference | NSN 4820-00-849-9731
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 40XL-3/4IN.90PSI | 79227 | WATTS REGULATOR CO |
| 40XL-3/4IN.100PSI | 79227 | WATTS REGULATOR CO |
| 40XL | 79227 | WATTS REGULATOR CO |
Technical Data | NSN 4820-00-849-9731
| Characteristic | Specifications |
|---|---|
| BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| BODY MATERIAL | BRONZE |
| OUTSIDE SURFACE TREATMENT | ANY ACCEPTABLE |
| FLOW CONTROL DEVICE | W ANY ACCEPTABLE |
| FLOW CONTROL DEVICE MATERIAL | SILICONE |
| STEM MATERIAL | BRONZE |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | 1 SWIVEL NUT, FLARE |
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END THREAD SERIES DESIGNATOR | NPT |
| FIRST END NOMINAL THREAD SIZE | 0.750 INCHES |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| SECOND END STYLE DESIGNATOR | PLAIN |
| SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| SECOND END THREAD DIRECTION | RIGHT-HAND |
| SECOND END THREAD SERIES DESIGNATOR | NPT |
| SECOND END NOMINAL THREAD SIZE | 0.750 INCHES |
| TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH |
| TEMP RATING | 210.0 DEG FAHRENHEIT |
| BULB LENGTH | 5.750 INCHES NOMINAL |
| TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| OPENING PRESSURE SETTING | 100.0 POUNDS PER SQUARE INCH |
| FURNISHED ITEMS | EMERGENCY OPENING DEVICE |
| SPECIAL FEATURES | 130.000 BTU PER HR MIN DISCHARGE |