1650-00-887-4278 SERVOVALVE,HYDRAULIC Index 1660-00-887-4282 TURBINE,AIRCRAFT COOLING

National Stock Number:
4820-00-887-4280

Federal Supply Class:
4820

National Item Identification Number:
008874280

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:
21403399221TAVCO, INC.
21503399221TAVCO, INC.
668263-598897LOCKHEED MARTIN CORP


Techincal Specification:
MAXIMUM INLET PRESSURE RATING3000.0 POUNDS PER SQUARE INCH
FILTERNOT INCLUDED
END CONNECTION QUANTITY3
BODY STYLETEE
MATERIALALUMINUM ALLOY BODY
TEMP RATING-65.0 DEG FAHRENHEIT MINIMUM AND
160.0 DEG FAHRENHEIT MAXIMUM
OUTLET PRESSURE RANGE90.0 TO 105.0 POUNDS PER SQUARE INCH
SEAT MATERIALSTEEL, AMS 5630
PACKING MATERIALRUBBER, SYNTHETIC
FLOW CONTROL DEVICEPOPPET
FLOW CONTROL DEVICE MATERIALSTEEL, AMS 5630
OUTSIDE SURFACE TREATMENTANODIZED, MIL-A-8625, TYPE 2
FIRST END CONNECTION TYPETHREADED INTERNAL BOSS
FIRST END STYLE DESIGNATORGASKET SEAL
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR7/8&14 UNF
FIRST END THREAD CLASS3B
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDSNOT IDENTICAL WITH FIRST OR SECOND END
THIRD END CONNECTION TYPETHREADED INTERNAL BOSS
THIRD END STYLE DESIGNATORGASKET SEAL
THIRD END THREAD SIZE AND SERIES/TYPE DESIGNATOR3/4&16 UNF
THIRD END THREAD CLASS3B
THIRD END THREAD DIRECTIONRIGHT-HAND
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE
RENEWABLE SEAT RING TYPEPRESSED-IN
REGULATION TYPEAUTOMATIC DOUBLE STAGE
VALVE LOADING METHODSPRING


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