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National Stock Number:
4820-01-478-7618
Federal Supply Class:
4820
National Item Identification Number:
014787618
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:
| 803-6397434 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-223111 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | | SPECIAL FEATURES | MATERIAL CORROSION RESISTING STEEL; TYPE STOP CHECK; END PREPARATION SOCKET HELD; PACKING (O-RING) MATERIAL MIL-R-8324B, CLASS 1; DISC SEAL MATERIAL MIL-P-46036, TYPE 1 |
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