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National Stock Number:
4820-01-191-8084
Federal Supply Class:
4820
National Item Identification Number:
011918084
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:
| C-54520 | 77842 | EATON CORPORATION | | CV54520 | 16780 | EATON AEROSPACE LLC |
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Techincal Specification:
| DISK LOADING METHOD | SPRING | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | INTEGRAL | | FLOW CONTROL DEVICE | DISK | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 4.500 INCHES 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 2A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END |
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