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		                        | National Stock Number:
 4820-00-827-1007
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008271007
 
 Description:
 VALVE,CHECK
 
 Detail:
 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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 Manufacturer Information:
 
 | 2620-902X8ASSYRE1-4IN | 63686 | THE WALWORTH COMPANY |  | 2620-902X8ASSYRE1-4IN | 96169 | ELECTRIC BOAT CORPORATION |  | 2620-902X8ASSYRE1-4INSS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | CD-49998-50 | 63686 | THE WALWORTH COMPANY |  | SS845-2110230ASSYRE1-4IN | 80064 | NAVAL SHIP SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | MATERIAL | COPPER ALLOY BODY |  |  | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |  | STYLE DESIGNATOR | STRAIGHT THRU |  | FLOW CONTROL DEVICE | DISK |  | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |  | VALVE OPERATION METHOD | MANUAL |  | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |  | CONNECTION STYLE | REDUCED SOCKET WITH ONE BRAZING RING (PIPE) 1ST END |  | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END |  | MOUNTING POSITION | HORIZONTAL |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROLLED IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1/SUB-SAFE ITEMS |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 80064 |  | DESIGN CONTROL REFERENCE | SS845-2110230ASSYRE1-4IN | 
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