4820-00-289-3378 COCK,SHUTOFF,SCREW STEM Index 4820-00-289-3392 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-00-289-3385

Federal Supply Class:
4820

National Item Identification Number:
002893385

Description:
VALVE,REGULATING,FLUID PRESSURE

Detail:
A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; and valve(1), fluid pressure regulating, aircraft.


Manufacturer Information:
MIL-V-1784881349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILV1784881349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
FURNISHED ITEMSINTERNAL PILOT VALVE
FACE TO FACE DISTANCE8.500 INCHES NOMINAL
FILTERNOT INCLUDED
FIRST END BOLT CIRCLE DIAMETER3.250 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.688 INCHES NOMINAL
FIRST END BOLT HOLE QUANTITY4
FIRST END CONNECTION TYPERAISED FACE FLANGE
FIRST END FLANGE OUTSIDE DIAMETER4.675 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
FIRST END STYLE DESIGNATORRAISED
FLOW CONTROL DEVICEDIAPHRAGM
OUTLET PRESSURE RANGE+50.0 TO 225.0 POUNDS PER SQUARE INCH (PSI)
MATERIALCOBALT ALLOY SEAT
MATERIALCOBALT ALLOY FLOW CONTROL DEVICE
MAXIMUM INLET PRESSURE RATING600.0 POUNDS PER SQUARE INCH (PSI)
MEDIA FOR WHICH DESIGNEDSTEAM
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A CLASS AND 600 SERIES
REGULATION TYPEMANUAL SINGLE STAGE
REMOTE ACTUATION METHODDIAPHRAGM
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VALVE LOADING METHODSPRING
VALVE STEM DESIGNSINGLE SEAT
TEMP RATING775.0 FAHRENHEIT MAXIMUM


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