NSN 4820-00-079-4372
Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-00-079-4372 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: 14161, 1416-1, 4820-00-079-4372, 00-079-4372, 4820000794372, 000794372
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | DEC 04, 1967 | 00-079-4372 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU

Cross Reference | NSN 4820-00-079-4372
Part Number | Cage Code | Manufacturer |
---|---|---|
1416-1 | 06177 | PNEUDRAULICS, INC. |
Technical Data | NSN 4820-00-079-4372
Characteristic | Specifications |
---|---|
BODY STYLE | STRAIGHT THRU |
FACE TO FACE DISTANCE | 5.850 INCHES NOMINAL |
BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351 |
OUTSIDE SURFACE TREATMENT | PASSIVATED |
SEAT MATERIAL | STEEL, FED STD 66, AISI 440C/SAE 51440C |
FLOW CONTROL DEVICE | W ANY ACCEPTABLE |
FLOW CONTROL DEVICE MATERIAL | STEEL, FED STD 66, AISI 440C/SAE 51440C |
END CONNECTION QUANTITY | 2 |
TEMP ADJUSTABILITY | NOT ADJUSTABLE |
MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE |
VALVE DISCHARGE FLOW RATE | 36.0 GALLONS PER MINUTE |
BULB LENGTH | 0.989 INCHES NOMINAL |
BULB DIAMETER | 1.625 INCHES NOMINAL |
OPENING PRESSURE SETTING | 3620.0 POUNDS PER SQUARE INCH |
FSC APPLICATION DATA | AIRCRAFT HYDRAULIC VACUUM DEICING SYSTEMS |