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National Stock Number:
4820-01-399-4257
Federal Supply Class:
4820
National Item Identification Number:
013994257
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:
| 046333 | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION | | 2629M0D B.W.E 6 | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION | | 2629MOD B.W.E 6IN 046333REVC | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE | | CONNECTION STYLE | BEVELED (PIPE) ALL ENDS | | CONNECTION TYPE | BUTT WELD PIPE ALL ENDS | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE PACKING | | MATERIAL | STEEL COMP 316 FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 316 STEM | | MATERIAL | STEEL COMP 310 BODY | | MAXIMUM OPERATING TEMP | 500.0 FAHRENHEIT SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 6.000 INCHES ALL ENDS | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU |
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