4820-00-938-7463 VALVE,CONNECTION Index 4820-00-938-7471 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-938-7470

Federal Supply Class:
4820

National Item Identification Number:
009387470

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:
2002337302250CURTISS-WRIGHT CONTROLS INTEGRATED SENSING, INC.
4083500255FUTURECRAFT CORP SUB OF SOUTH BEND CONTROLS INC
40835MODA00255FUTURECRAFT CORP SUB OF SOUTH BEND CONTROLS INC
4771111122-00138597LOCKHEED MARTIN CORPORATION
477A1111122-00138597LOCKHEED MARTIN CORPORATION


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
FILTERNOT INCLUDED
FIRST END CONNECTION TYPETHREADED INTERNAL BOSS
FIRST END STYLE DESIGNATORGASKET SEAL
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD CLASS3B
FLOW CONTROL DEVICEPISTON, WEIGHTED TYPE
OUTLET PRESSURE SETTING23.0 POUNDS PER SQUARE INCH (PSI)
OUTLET PRESSURE ACCURACY RATING1.000 POUNDS PER SQUARE INCH (PSI)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIALALUMINUM ALLOY 2024 SEAT
MATERIALALUMINUM ALLOY 2024 STEM
MATERIALALUMINUM ALLOY 2024 FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MAXIMUM INLET PRESSURE RATING1000.0 POUNDS PER SQUARE INCH (PSI)
REGULATION TYPEMANUAL SINGLE STAGE
RENEWABLE SEAT RING TYPEPRESSED-IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VALVE LOADING METHODSPRING
SUPPLEMENTARY FEATURESAPPL TO ACFT,TYPE C-130/APQ 122
SURFACE TREATMENTANODIZE OUTSIDE
TEMP RATING-61.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM
THREAD SIZE AND SERIES/TYPE DESIGNATOR7/16-20 UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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