4320-01-029-2786 PUMP UNIT,RECIPROCATING Index 4820-01-029-2788 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-01-029-2787

Federal Supply Class:
4820

National Item Identification Number:
010292787

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:
901A00613669TESCOM CORP
901A006C103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
STEM MATERIALBRASS
FIRST END THREAD CLASS1A
BODY STYLESTRAIGHT THRU
SECOND END CONNECTION TYPEUNTHREADED EXTERNAL PIPE
OUTLET PRESSURE SETTING35.0 POUNDS PER SQUARE INCH
REGULATION TYPEMANUAL SINGLE STAGE
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR1 3/4-12 UN
SECOND END STYLE DESIGNATORPLAIN
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
MANUAL CONTROL METHODSCREW
MATERIALNICKEL ALLOY 400 BODY
FIRST END THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE BODY
REMOTE ACTUATION METHODDIAPHRAGM
SEAT MATERIALRUBBER
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROLLED IN ACCORDANCE WITH NAVY LEVEL 1 ASSURANCE GUIDE,CLEANED IN ACCORDANCE WITH MIL-P-52211/CE/
CRITICALITY CODE JUSTIFICATIONZZZY
MAXIMUM INLET PRESSURE RATING3000.0 POUNDS PER SQUARE INCH
FIRST END SEAT ANGLE IN DEG40.0
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES NOMINAL
FIRST END STYLE DESIGNATORINVERTED FLARE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES
VALVE LOADING METHODSPRING
END CONNECTION QUANTITY2


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