4820-01-074-6517 VALVE,GATE Index 4820-01-074-6521 VALVE,DIAPHRAGM,STOP

National Stock Number:
4820-01-074-6520

Federal Supply Class:
4820

National Item Identification Number:
010746520

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:
583-3-4 ID72352CURTISS-WRIGHT FLOW CONTROL CORPORATION
583-3/4D109990PARKER-HANNIFIN CORPORATION
583-3/4D186768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
MATERIALALUMINUM ALLOY BODY
ALUMINUM ALLOY FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
SURFACE TREATMENTANODIZE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE350.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP-65.0 DEG FAHRENHEIT 1ST RESPONSE
165.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING


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