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		                             National Stock Number: 5305-01-459-3445
  Federal Supply Class: 5305
  National Item Identification Number: 014593445
  Description: SCREW,CAP,SOCKET HEAD
  Detail: An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE. 
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  Manufacturer Information:
 | 1611209-87 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.312 INCHES |  | THREAD QUANTITY PER INCH | 18 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | FASTENER LENGTH | 0.625 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.469 INCHES NOMINAL |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |  | LOCKING FEATURE | PATCH OVERALL |   
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