NSN 4820-00-632-1521

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-00-632-1521 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: ANSI Z21.22, 1840227, 18-402-27, 1830209, 18-302-09, MILV13612, 401X, 40L34, 40L3-4, 40L, 4820-00-632-1521, 00-632-1521, 4820006321521, 006321521

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196100-632-152116996 ( 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 4820-00-632-1521
Part Number Cage Code Manufacturer
ANSI Z21.2280204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
18-402-2772219CONBRACO INDUSTRIES INC
18-302-0972219CONBRACO INDUSTRIES INC
MILV1361281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
401X42892SMITH A O CORPCONSUMER PRODUCTS DIV
40L3-479227WATTS REGULATOR CO
40L79227WATTS REGULATOR CO
Technical Data | NSN 4820-00-632-1521
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 SILICONE
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 NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED WATER, FRESH
TEMP RATING210.0 DEG FAHRENHEIT
TEMP CONTROL DEVICE TYPE THERMOSTATIC
OPENING PRESSURE SETTING125.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS EMERGENCY OPENING DEVICE
SPECIAL FEATURES355.000 BTU PER HR MIN DISCHARGE