4820-01-337-3870 VALVE,CHECK Index 4820-01-337-3872 VALVE,CHECK

National Stock Number:
4820-01-337-3871

Federal Supply Class:
4820

National Item Identification Number:
013373871

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:
299T-6BB91816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDALCOHOL, ETHYL THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS FOURTH RESPONSE
MEDIA FOR WHICH DESIGNEDCARBON DIOXIDE FIFTH RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS


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