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National Stock Number:
4820-00-039-5151
Federal Supply Class:
4820
National Item Identification Number:
000395151
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:
| 282-4900-801834REVCPCV26 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 42051PCAA3T0J3 | 81316 | PORTSMOUTH NAVAL SHIPYARD | | 490604PCAA3T0J3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | U129 | 71905 | DERBYSHIRE MACHINE & TOOL CO |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | THREADED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | SOCKET WITH BRAZING RING (PIPE) 1ST END | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 2 NUT | | FEATURES PROVIDED | VALVE STEM LOCK SHIELD | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES 1ST END | | STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | MANUAL |
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