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National Stock Number:
4820-00-139-3853
Federal Supply Class:
4820
National Item Identification Number:
001393853
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:
| 1064-N | 76364 | MILWAUKEE VALVE CO, INC | | 1064-N 2 1/2IN | 76364 | MILWAUKEE VALVE CO, INC | | 139-2 1-2INM0D | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION | | 5003 2-1/2IN | 76364 | MILWAUKEE VALVE CO, INC | | 1064NSC-212 | 76364 | MILWAUKEE VALVE CO, INC | | 5003 2-1/2IN | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. | | FIGS783M0D | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | UNION | | BONNET TYPE | INSIDE SCREW | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | BONNET PACKING | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | FLOW CONTROL DEVICE | DISK | | MOUNTING POSITION | HORIZONTAL | | RENEWABLE SEAT RING TYPE | THREADED | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 2.500 INCHES |
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