NSN 4820-01-008-2001

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-008-2001 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: A54012, A5401-2, 4820-01-008-2001, 01-008-2001, 4820010082001, 010082001

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 17, 197501-008-200116996 ( 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 4820-01-008-2001
Part Number Cage Code Manufacturer
A5401-279227WATTS REGULATOR CO
Technical Data | NSN 4820-01-008-2001
Characteristic Specifications
BODY STYLE ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BODY MATERIAL BRONZE
OUTSIDE SURFACE TREATMENT ANY ACCEPTABLE
SEAT MATERIAL BRONZE
FLOW CONTROL DEVICEW ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL PLASTIC, POLYTETRAFLUOROETHYLENE
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SWIVEL NUT, FLARE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.500 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 ACCOMMODATED0.500 INCHES
SECOND END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED WATER, FRESH
TEMP RATING210.0 DEG FAHRENHEIT
BULB LENGTH1.375 INCHES NOMINAL
BULB DIAMETER0.250 INCHES NOMINAL
TEMP CONTROL DEVICE TYPE THERMOSTATIC
ADJUSTABLE PRESSURE RANGE+75.0 TO +175.0 POUNDS PER SQUARE INCH