4820-01-419-1697 VALVE,GATE Index 4820-01-419-1699 DISK,VALVE

National Stock Number:
4820-01-419-1698

Federal Supply Class:
4820

National Item Identification Number:
014191698

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:
5911-G50122501HOWELL LABORATORIES INC
5911C-G50122501HOWELL LABORATORIES INC
6570 ITEM 1222501HOWELL LABORATORIES INC


Techincal Specification:
CONNECTION STYLESOCKET (PIPE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 836 BODY
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MAXIMUM OPERATING TEMP366.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU


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