4820-00-535-2127 VALVE,BALL Index 4820-00-535-2141 VALVE,GATE

National Stock Number:
4820-00-535-2138

Federal Supply Class:
4820

National Item Identification Number:
005352138

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:
26-1620-34-02433538TESCOM CORP INSTRUMENT DIV
772624-196214RAYTHEON COMPANY


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
FILTERINCLUDED
FIRST END CONNECTION TYPETHREADED INTERNAL BOSS
FIRST END STYLE DESIGNATORGASKET SEAL
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD CLASS3B
FLOW CONTROL DEVICEDIAPHRAGM
OUTLET PRESSURE RANGE+0.0 TO 50.0 POUNDS PER SQUARE INCH (PSI)
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66, AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE BODY
MATERIALPLASTIC TETRAFLUOROETHYLENE SEAT
MATERIALRUBBER CHLOROPRENE CLASS CR FLOW CONTROL DEVICE
MAXIMUM INLET PRESSURE RATING6000.0 POUNDS PER SQUARE INCH (PSI)
REGULATION TYPEAUTOMATIC SINGLE STAGE
RENEWABLE SEAT RING TYPEPRESSED-IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SPECIAL FEATURESPANEL MTG
VALVE LOADING METHODSPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 2 MFR REF SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENTPASSIVATE OUTSIDE
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.438-20 UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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