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National Stock Number:
4820-01-520-7405
Federal Supply Class:
4820
National Item Identification Number:
015207405
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:
| 11-NS-0469 | 96169 | ELECTRIC BOAT CORPORATION | | 4384536 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-4384536-52B1 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | UNION | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | SOCKET WITH BRAZING RING (PIPE) ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | COPPER ALLOY BODY | | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES ALL ENDS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | IN-LINE STOP CHECK VALVE | | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU |
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