4820-01-156-9494 VALVE,CHECK Index 5307-01-156-9496 STUD,PLAIN

National Stock Number:
4820-01-156-9495

Federal Supply Class:
4820

National Item Identification Number:
011569495

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:
147838056ASHCROFT INC
896-0060-64404579AURORA PUMP A UNIT OF GENERAL SIGNAL CORP
896-0508-64404579AURORA PUMP A UNIT OF GENERAL SIGNAL CORP


Techincal Specification:
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE+151.0/+175.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST ENDTHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST ENDPLAIN,OPTIONAL END(PIPE) 2ND END
FEATURES PROVIDEDBONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
MATERIALCOPPER ALLOY OVERALL
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL THREAD SIZE0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SIZE OF END CONNECTIONS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 2ND END
THREAD SERIES DESIGNATORNPT 1ST END


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