NSN 4820-01-090-4182

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-090-4182 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: 20257CM41M, 20257CM41ML1, 4820-01-090-4182, 01-090-4182, 4820010904182, 010904182

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48FEB 16, 198001-090-418216996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES

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

Cross Reference | NSN 4820-01-090-4182
Part Number Cage Code Manufacturer
20257CM41M01343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20257CM41ML103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 4820-01-090-4182
Characteristic Specifications
BODY STYLE ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BODY MATERIAL BRONZE, ASTM B61
FLOW CONTROL DEVICEL ANY ACCEPTABLE
END CONNECTION QUANTITY1
TEMP ADJUSTABILITY NOT ADJUSTABLE
TEMP RATING150.0 DEG FAHRENHEIT
ADJUSTABLE PRESSURE RANGE+751.0 TO +1100.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL ONE ITEMS
CRITICALITY CODE JUSTIFICATIONZZZY