NSN 4820-01-444-1535

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-444-1535 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: 40042701, 40042-701, 4820-01-444-1535, 01-444-1535, 4820014441535, 014441535

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 30, 199701-444-153516996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-444-1535
Part Number Cage Code Manufacturer
40042-70155378TRAC REGULATORS INC
Technical Data | NSN 4820-01-444-1535
Characteristic Specifications
BODY MATERIAL STEEL, CORROSION RESISTING
MEDIA FOR WHICH DESIGNED STEAM
TEMP RATING122.0 DEG FAHRENHEIT
VALVE DISCHARGE FLOW RATE277.0 POUNDS PER HOUR
BULB LENGTH15.000 INCHES NOMINAL
BULB DIAMETER1.000 INCHES NOMINAL
TEMP CONTROL DEVICE TYPE THERMOSTATIC
ADJUSTABLE PRESSURE RANGE+10.0 TO +30.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESVALVE MAX RATED PRESSURE 100 PSIG; VALVE MAX RATED TEMPERATURE 420 DEG F; TEMP RANGE 100-130 DEG F; DESIGN PRESSURE 100 PSIG
END ITEM IDENTIFICATIONABOARD 420 FT WAGB COAST GUARD VESSELS