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:
MATERIALSTEEL CORROSION RESISTING BODY
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
ACETYLENE 2ND RESPONSE
ALCOHOL, ETHYL 3RD RESPONSE
AMMONIA, GASEOUS 4TH RESPONSE
CARBON DIOXIDE 5TH RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-65.0 DEG FAHRENHEIT 1ST RESPONSE
200.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING


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