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National Stock Number:
4820-01-072-4448
Federal Supply Class:
4820
National Item Identification Number:
010724448
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:
| 4820010724448 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 702-CS1/4 | 30327 | IMPERIAL | | 8449340 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE | | SS-4PDF4 | 02570 | SWAGELOK CO | | SS-4PDF4 | 12623 | WHITEY CO | | SS-4PDF4 | 3T9T9 | SWAGELOK CO |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL CORROSION RESISTING BODY | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | SPECIAL FEATURES | 0.185 MIN ORIFICE SIZE | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | VALVE OPERATION METHOD | MANUAL |
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