NSN 4820-01-079-2990

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-079-2990 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: P75673, P75-673, 12272176, 4820-01-079-2990, 01-079-2990, 4820010792990, 010792990

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JUL 01, 197901-079-299016996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES

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Cross Reference | NSN 4820-01-079-2990
Part Number Cage Code Manufacturer
P75-67391816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
1227217619200US ARMY ARDEC RDECOM
Technical Data | NSN 4820-01-079-2990
Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T351
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 1, CLASS 1
FLOW CONTROL DEVICEW ANY ACCEPTABLE
END CONNECTION QUANTITY1
FIRST END STYLE DESIGNATOR PLAIN
TEMP ADJUSTABILITY ADJUSTABLE
SPECIAL FEATURES0VERALL LG 0.562 IN;HEX HEAD 0.437 IN,HEAD LG 0.187 INCHES
END ITEM IDENTIFICATION1240-01-074-8946 XM1 THERMAL IMAGE SYS IMAGE CONTROL UNIT