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National Stock Number:
4820-01-421-8149
Federal Supply Class:
4820
National Item Identification Number:
014218149
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:
| 211036140 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6397434 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397434-143121 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BONNET TYPE | PACKING RETAINING | | CONNECTION STYLE | SOCKET (PIPE) ALL ENDS | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | FLOW CONTROL DEVICE | DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-24252, COMP 1, COND A MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-24252, COMP 1, COND A MIL SPEC SINGLE MATERIAL RESPONSE STEM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281, CLASS A, FORM 2 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | COBALT COMP L-605 STEM | | MATERIAL | COBALT COMP L-605 FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY 400 BODY | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES ALL ENDS | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU |
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