4820-00-288-6595 VALVE,REGULATING,FLUID PRESSURE Index 4820-00-288-6638 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-00-288-6637

Federal Supply Class:
4820

National Item Identification Number:
002886637

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:
MAXIMUM INLET PRESSURE RATING600.0 POUNDS PER SQUARE INCH
FILTERNOT INCLUDED
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
MATERIALSTEEL BODY
TEMP RATING775.0 DEG FAHRENHEIT MAXIMUM
OUTLET PRESSURE RANGE40.0 TO 400.0 POUNDS PER SQUARE INCH
FURNISHED ITEMSINTERNAL PILOT VALVE
SPECIAL FEATURES1-1/2 IN. VALVE SIZE
NONDEFINITIVE SPEC/STD DATAC CLASS AND
D COMPOSITION
SEAT MATERIALCOBALT ALLOY
FLOW CONTROL DEVICEDISK, FLAT, TOP AND BOTTOM GUIDED
FLOW CONTROL DEVICE MATERIALSTEEL, CORROSION RESISTING
FIRST END CONNECTION TYPERAISED FACE FLANGE
FIRST END STYLE DESIGNATORRAISED
FIRST END RAISED FACE HEIGHT0.250 INCHES NOMINAL
FIRST END RAISED FACE DIAMETER2.875 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
FIRST END BOLT HOLE QUANTITY4
FIRST END FLANGE OUTSIDE DIAMETER6.125 INCHES NOMINAL
FIRST END FLANGE THICKNESS0.875 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.813 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FACE TO FACE DISTANCE9.500 INCHES NOMINAL
MEDIA FOR WHICH DESIGNEDSTEAM
REGULATION TYPEMANUAL SINGLE STAGE
MANUAL CONTROL METHODWHEEL
VALVE STEM DESIGNSINGLE SEAT
VALVE LOADING METHODSPRING
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-V-17848


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