4820-00-289-2440 VALVE,VACUUM BREAKING Index 4820-00-289-2449 VALVE,CHECK

National Stock Number:
4820-00-289-2444

Federal Supply Class:
4820

National Item Identification Number:
002892444

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:
66848422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION


Techincal Specification:
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES 1ST END
NOMINAL THREAD SIZE0.375 INCHES 1ST END
MATERIALIRON CAST BODY
MATERIALIRON CAST FLOW CONTROL DEVICE
MATERIALIRON CAST SEAT
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 2ND RESPONSE
MOUNTING POSITIONHORIZONTAL
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU


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