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		                             National Stock Number: 3040-01-490-7098
  Federal Supply Class: 3040
  National Item Identification Number: 014907098
  Description: RING,ROD,PISTON
  Detail: A CIRCULAR, SINGLE OR MULTIPIECE ITEM, METALLIC OR NONMETALLIC IN COMPOSITION. DESIGNED FOR SEALING, WIPING AND/OR SUPPORTING A ROD, PISTON. IT MAY HAVE DIFFERENT SECTIONAL SHAPES.
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  Manufacturer Information:
 | 566-6985434-10 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 6985434 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 6985434-10 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | H623-0507-10 | 96169 | ELECTRIC BOAT CORPORATION |   
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  Techincal Specification:
 | MATERIAL | COPPER ALLOY OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B150, ALLOY C63200 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SPECIAL FEATURES | NEXT HIGHER ASSEMBLY STERN DIVE GEAR AND STARBOARD HYDRAULIC CYLINDER ASSEMBLY. DRAWING CALLS THIS PART GLAND, INNER. THIS ITEM MADE FROM 10 INCH DIAMETER ROD. |   
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