4820-00-146-1951 VALVE,VACUUM BREAKING Index 4730-00-146-1953 PACKING NUT

National Stock Number:
4820-00-146-1952

Federal Supply Class:
4820

National Item Identification Number:
001461952

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:
103903-155820RAYTHEON TECHNOLOGIES CORPORATION
265899215KAISER FLUID TECHNOLOGIES INC.
265899473HAWKER PACIFIC AEROSPACE LANDING GEAR AND COMPONENTS MFG AND REPAIR
2658-10199215KAISER FLUID TECHNOLOGIES INC.
2658-10199473HAWKER PACIFIC AEROSPACE LANDING GEAR AND COMPONENTS MFG AND REPAIR


Techincal Specification:
END CONNECTION QUANTITY3
BODY STYLETEE
FILTERNOT INCLUDED
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES NOMINAL
FIRST END SEAT ANGLE IN DEG37.0
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR7/16-20 UNF
FIRST END STYLE DESIGNATORFLARED
FIRST END THREAD CLASS3A
FIRST END THREAD DIRECTIONRIGHT-HAND
FLOW CONTROL DEVICEPOPPET
MOUNTING FACILITYFLANGE
REGULATION TYPEAUTOMATIC DOUBLE STAGE
SECOND END CONNECTION TYPETHREADED EXTERNAL TUBE
SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED0.125 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END SEAT ANGLE IN DEG12.0
SECOND END STYLE DESIGNATORFLARELESS
SECOND END THREAD CLASS3A
SECOND END THREAD DIRECTIONRIGHT-HAND
SECOND END THREAD SIZE AND SERIES/TYPE DESIGNATOR5/16-24 UNJF
VALVE STEM DESIGNDOUBLE SEAT
VALVE LOADING METHODSPRING
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 400.0 FAHRENHEIT MAXIMUM
THIRD END CONNECTION TYPETHREADED INTERNAL BOSS
THIRD END RELATIONSHIP WITH PRECEDING ENDSNOT IDENTICAL WITH FIRST OR SECOND END
THIRD END THREAD CLASS2B
THIRD END THREAD DIRECTIONRIGHT-HAND
THIRD END STYLE DESIGNATORGASKET SEAL
THIRD END THREAD SIZE AND SERIES/TYPE DESIGNATOR1/4-32 UNEF


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