3020-00-870-6256 GEAR,PLANET PINION Index 1240-00-870-6273 RANGE FINDER,FIRE CONTROL

National Stock Number:
4820-00-870-6258

Federal Supply Class:
4820

National Item Identification Number:
008706258

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:
1090044419207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
CONNECTION STYLEFLARELESS (TUBE) SECOND END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
FLOW CONTROL DEVICEDIAPHRAGM
MATERIALSTEEL CORROSION RESISTING OVERALL
MAXIMUM OPERATING TEMP280.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP-40.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
NOMINAL THREAD SIZE0.750 INCHES FIRST END
OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SEAT ANGLE24.0 DEGREES SECOND END
VALVE DISCHARGE FLOW RATE4.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD CLASS3B FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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