5330-01-490-6342 PACKING,PREFORMED Index 4820-01-490-6344 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-490-6343

Federal Supply Class:
4820

National Item Identification Number:
014906343

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:
859A-8BB91816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM ALLOY 2024 BODY
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDETHYLENE GLYCOL 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 3RD RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH16 ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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