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National Stock Number:
4820-01-437-4651
Federal Supply Class:
4820
National Item Identification Number:
014374651
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:
| 7840-018 | 57574 | VELAN VALVE CORP. | | B10-2084P-02TS CDS-P239233G01 | 57574 | VELAN VALVE CORP. |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | PRESSURE SEAL, RING TYPE | | CONNECTION TYPE | BUTT WELD PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL UNS K03504 BODY | | MOUNTING POSITION | VERTICAL | | NOMINAL PIPE SIZE ACCOMMODATED | 3.000 INCHES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | MANUAL |
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