4820-00-973-7553 VALVE,CHECK Index 4820-00-973-7555 VALVE,CHECK

National Stock Number:
4820-00-973-7554

Federal Supply Class:
4820

National Item Identification Number:
009737554

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:
3614959CRANE CO DIV VALVE DIV


Techincal Specification:
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODWEIGHT
FURNISHED ITEMS AND QUANTITY1 CAP
FLOW CONTROL DEVICEDISK
MATERIALALUMINUM STEM
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MAXIMUM OPERATING TEMP550.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES FIRST END
NOMINAL THREAD SIZE1.500 INCHES FIRST END
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD QUANTITY PER INCH11-1/2 FIRST END
THREAD SERIES DESIGNATORNPT FIRST END


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