4820-00-288-9800 VALVE,CHECK Index 4730-00-288-9802 COUPLINGXPIPE

National Stock Number:
4820-00-288-9801

Federal Supply Class:
4820

National Item Identification Number:
002889801

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
8859A12TT91816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALALUMINUM ALLOY 6061 BODY
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP280.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDALCOHOL, ETHYL FIFTH RESPONSE
MEDIA FOR WHICH DESIGNEDCARBON DIOXIDE THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDETHYLENE GLYCOL FOURTH RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES FIRST END
NOMINAL THREAD SIZE1.062 INCHES ALL ENDS
SEAT ANGLE37.0 DEGREES FIRST END
SPECIAL FEATURESOTHER MEDIA UTILIZED: HELIUM,HYDROGEN,HYDRAULIC FLUID (MINERAL BASE),HYDROLUBE,LUBRICATING OIL,NITROGEN
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE
THREAD CLASS3A FIRST END
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) ALL ENDS
THREAD QUANTITY PER INCH12 FIRST END


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