NSN 4820-00-287-5651

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-287-5651 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: A54034125PSI, A540-3-4-125PSI, 4820-00-287-5651, 00-287-5651, 4820002875651, 002875651

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-287-565116996 ( 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 4820-00-287-5651
Part Number Cage Code Manufacturer
A540-3-4-125PSI79227WATTS REGULATOR CO
Technical Data | NSN 4820-00-287-5651
Characteristic Specifications
BODY STYLE ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BODY MATERIAL BRONZE
FLOW CONTROL DEVICEW ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL BRONZE
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 ACCOMMODATED0.750 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
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 ACCOMMODATED0.750 INCHES
SECOND END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY ADJUSTABLE
TEMP RATING210.0 DEG FAHRENHEIT
TEMP CONTROL DEVICE TYPE FUSIBLE
ADJUSTABLE PRESSURE RANGE+75.0 TO +175.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESW/O LEVER