2520-01-107-4260 PISTON AIR SHIFT UNIT Index 2815-01-107-4262 ADAPTER,FUEL RATIO CONTROL

National Stock Number:
4820-01-107-4261

Federal Supply Class:
4820

National Item Identification Number:
011074261

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:
1302522018876U S ARMY AVIATION AND MISSILE COMMAND
H-99306239AUSCO INC


Techincal Specification:
STYLE DESIGNATORSCREW-IN CARTRIDGE
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
CONNECTION STYLEPLAIN (SCREW-IN CARTRIDGE) ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
ADJUSTABLE PRESSURE RANGE100.0 TO 150.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESOPERATING PRESSURE 20.7 MPA; CRACK PRESSURE 0.689 MPA TO 1.034 MPA; TEMPERATURE 219.26K TO 408.15K; THREADED INTERNAL TUBE 9/16-18 UNJF-3A; LENGTH 35.56 MM


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