NSN 4820-00-061-4789

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-061-4789 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: 340, 4820-00-061-4789, 00-061-4789, 4820000614789, 000614789

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196100-061-478916996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES

ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

SWIVEL NUT, FLARE

Cross Reference | NSN 4820-00-061-4789
Part Number Cage Code Manufacturer
34079227WATTS REGULATOR CO
Technical Data | NSN 4820-00-061-4789
Characteristic Specifications
BODY STYLE ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BODY MATERIAL BRONZE
SEAT MATERIAL BRONZE
FLOW CONTROL DEVICEP ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL SILICON
STEM MATERIAL BRONZE
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SWIVEL NUT, FLARE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED WATER, FRESH
BULB LENGTH1.000 INCHES NOMINAL
TEMP CONTROL DEVICE TYPE THERMOSTATIC
OPENING PRESSURE SETTING125.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS EMERGENCY OPENING DEVICE