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National Stock Number:
4820-01-128-5803
Federal Supply Class:
4820
National Item Identification Number:
011285803
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:
| 803-2177934 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177934-B546 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177934-B546AF | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE PACKING | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE BODY | | STYLE DESIGNATOR | ANGLE | | FLOW CONTROL DEVICE | DISK | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | UNTHREADED INTERNAL TUBE ALL ENDS | | CONNECTION STYLE | SOCKET (TUBE) ALL ENDS | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | RENEWABLE SEAT RING TYPE | THREADED | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | UNION | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL |
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