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National Stock Number:
4820-01-314-4353
Federal Supply Class:
4820
National Item Identification Number:
013144353
Description:
VALVE,STOP-CHECK
Detail:
A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.
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Manufacturer Information:
| B-55196 SW | 63220 | FLOWSERVE INC |
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Techincal Specification:
| BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | THREADED | | CONNECTION STYLE | SOCKET (PIPE) ALL ENDS | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | PISTON | | MATERIAL | STEEL BODY | | MAXIMUM OPERATING TEMP | 100.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SECOND RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES ALL ENDS | | OPERATING PRESSURE | 1975.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU |
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