4320-01-147-2550 PUMP UNIT,ROTARY Index 4820-01-147-2552 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-01-147-2551

Federal Supply Class:
4820

National Item Identification Number:
011472551

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:
AA80218 MOD08989SPRINGFIELD SPRING CORP THE
AA80218 MODL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
AA80218LL1 MOD03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
END CONNECTION QUANTITY3
BODY STYLETEE
CRITICALITY CODE JUSTIFICATIONZZZY
FACE TO FACE DISTANCE17.500 INCHES NOMINAL
FIRST CONNECTION FACE TO CENTERLINE DISTANCE11.812 INCHES NOMINAL
FILTERNOT INCLUDED
FIRST END BOLT CIRCLE DIAMETER8.250 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.688 INCHES NOMINAL
FIRST END BOLT HOLE QUANTITY12
FIRST END CONNECTION TYPERECESSED FLANGE
FIRST END RECESS DIAMETER5.118 INCHES MINIMUM AND 5.120 INCHES MAXIMUM
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
FIRST END FLANGE OUTSIDE DIAMETER9.740 INCHES MINIMUM AND 9.760 INCHES MAXIMUM
FIRST END FLANGE THICKNESS1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
FIRST END STYLE DESIGNATORRECESSED
FLOW CONTROL DEVICE MATERIALNICKEL COPPER ALLOY
FLOW CONTROL DEVICEDISK, PLUG TYPE
OUTLET PRESSURE RANGE+3.0 TO 15.0 POUNDS PER SQUARE INCH
MATERIALNICKEL ALLOY BODY
MOUNTING FACILITYFLANGE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
REGULATION TYPEAUTOMATIC SINGLE STAGE
REMOTE ACTUATION METHODDIAPHRAGM
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
STEM MATERIALBRONZE
THIRD END RELATIONSHIP WITH PRECEDING ENDSIDENTICAL WITH FIRST END
VALVE STEM DESIGNDOUBLE SEAT
VALVE LOADING METHODSPRING


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