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National Stock Number:
4820-01-120-7028
Federal Supply Class:
4820
National Item Identification Number:
011207028
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:
| 803-2177525-C841 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525-C841AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525-C841AFL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C841L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C8D1AFL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C8D1AF | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE FIRST END | | CRITICALITY CODE JUSTIFICATION | ZZZY | | NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES FIRST END | | OPERATING PRESSURE | 900.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS | | STYLE DESIGNATOR | ANGLE |
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