NSN 4820-01-202-7744

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-202-7744 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: 679703, 67970-3, 4820-01-202-7744, 01-202-7744, 4820012027744, 012027744

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 06, 198501-202-774416996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES

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

SOCKET

SOCKET

SOCKET

SOCKET

Cross Reference | NSN 4820-01-202-7744
Part Number Cage Code Manufacturer
67970-399643EATON CORPORATIONDBA EATON AEROSPACE
Technical Data | NSN 4820-01-202-7744
Characteristic Specifications
BODY STYLE ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BODY MATERIAL BRASS
SEAT MATERIAL POLYAMIDE NYLON
FLOW CONTROL DEVICEW ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL STEEL, AISI 440C
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPE UNTHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR1 SOCKET
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
TEMP ADJUSTABILITY ADJUSTABLE
MEDIA FOR WHICH DESIGNED AIR
VALVE DISCHARGE FLOW RATE1230.0 CUBIC FEET PER MINUTE
TEMP CONTROL DEVICE TYPE THERMOSTATIC
OPENING PRESSURE SETTING1155.0 POUNDS PER SQUARE INCH