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National Stock Number:
4820-00-464-2448
Federal Supply Class:
4820
National Item Identification Number:
004642448
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:
| 2177525ASSYSC1-50SWLDC | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2177525ASSYSC1-50SWLDCL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C731AFL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C7C1AFL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525-C731AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525-C7C1AF | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177525C731L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-2177525C731 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | STEEL BODY | | STYLE DESIGNATOR | STRAIGHT THRU | | FLOW CONTROL DEVICE | DISK | | MAXIMUM OPERATING TEMP | 775.0 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 | 1.500 INCHES 1ST END | | MOUNTING POSITION | HORIZONTAL | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | 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 | 803-2177525-C7C1AF |
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