4820-01-210-1252 VALVE,GLOBE Index 4820-01-210-1256 VALVE,CHECK

National Stock Number:
4820-01-210-1255

Federal Supply Class:
4820

National Item Identification Number:
012101255

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:
11700511331WILLIAMS CONTROLS INC
WM-204-A11331WILLIAMS CONTROLS INC


Techincal Specification:
MATERIALALUMINUM BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
PLAIN, OPTIONAL END (PIPE) 2ND END
THREAD SERIES DESIGNATORNPTF ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING
SPECIAL FEATURESBUNA-N SEAT BONDED TO ALUMINUM


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