4820-01-105-1953 VALVE,SAFETY RELIEF Index 4820-01-105-1955 VALVE,BUTTERFLY

National Stock Number:
4820-01-105-1954

Federal Supply Class:
4820

National Item Identification Number:
011051954

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:
10142BP07282FAIRCHILD INDUSTRIAL PRODUCTS COMPANY
10242BP07282FAIRCHILD INDUSTRIAL PRODUCTS COMPANY


Techincal Specification:
MAXIMUM INLET PRESSURE RATING500.0 POUNDS PER SQUARE INCH
FILTERNOT INCLUDED
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
MATERIALALUMINUM ALLOY BODY
TEMP RATING-40.0 DEG FAHRENHEIT MINIMUM AND
200.0 DEG FAHRENHEIT MAXIMUM
OUTLET PRESSURE RANGE1.0 TO 60.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESGRUMMAN A-10 AIRCRAFT
FLOW CONTROL DEVICEDIAPHRAGM
FLOW CONTROL DEVICE MATERIALRUBBER, BUNA-N AND
PLASTIC, POLYETHYLENE TEREPHTHALATE, MIL-P-43018, TYPE 1
OUTSIDE SURFACE TREATMENTPAINTED
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATORPLAIN
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR0.250-18 NPT
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FACE TO FACE DISTANCE2.500 INCHES NOMINAL
MEDIA FOR WHICH DESIGNEDAIR
MOUNTING FACILITYPANEL AND
BRACKET
RENEWABLE SEAT RING TYPEPRESSED-IN
REGULATION TYPEAUTOMATIC SINGLE STAGE
VALVE LOADING METHODBELLOWS


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