4820-01-261-7933 VALVE,SAFETY RELIEF Index 4820-01-261-7935 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-261-7934

Federal Supply Class:
4820

National Item Identification Number:
012617934

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
1-2IN. FIG.87 A01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
C3515-4 ASSY.FIG.8701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1.0 TO 300.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODINTEGRAL
BONNET TYPEINSIDE SPRING
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 LEVER
FIRST CONNECTION FACE TO CENTERLINE DISTANCE1.062 INCHES
FLOW CONTROL DEVICENEEDLE
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING TEMP300.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDGAS, NATURAL SECOND RESPONSE
NOMINAL THREAD SIZE0.500 INCHES FIRST END
NOMINAL THREAD SIZE0.750 INCHES SECOND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.500 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.500 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
THREAD DIRECTIONLEFT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPTF SECOND END


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