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National Stock Number:
4820-00-146-9349
Federal Supply Class:
4820
National Item Identification Number:
001469349
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-C531 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-2177934-C531AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177934-C531AFL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177934-C531L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177934-C531LI | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 810-2177934-531 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-2177934-531L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 844 BODY | | NICKEL ALLOY 400 OR | | NICKEL ALLOY R-405 OR | | NICKEL ALLOY SEAT | | NICKEL ALLOY R-405 STEM | | STYLE DESIGNATOR | STRAIGHT THRU | | 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 | 180.0 DEG FAHRENHEIT SINGLE RESPONSE | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END | | CONNECTION STYLE | SOCKET (PIPE) 1ST END | | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES 1ST END | | MOUNTING POSITION | HORIZONTAL | | RENEWABLE SEAT RING TYPE | THREADED | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | UNION | | DISK LOADING METHOD | WEIGHT | | FEATURES PROVIDED | BONNET PACKING | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS | | CRITICALITY CODE JUSTIFICATION | ZZZY | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80064 | | DESIGN CONTROL REFERENCE | 803-2177934-C531AF |
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