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		                             National Stock Number: 5305-01-398-9470
  Federal Supply Class: 5305
  National Item Identification Number: 013989470
  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:
 | F525-11163-530 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.500 INCHES |  | THREAD QUANTITY PER INCH | 13 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 1.408 INCHES MINIMUM AND |   | 1.562 INCHES MAXIMUM |  | FASTENER LENGTH | 1.562 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | SURFACE TREATMENT | CADMIUM AND |   | CHROMATE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.642 INCHES MINIMUM AND |   | 0.656 INCHES MAXIMUM |  | HEAD HEIGHT | 0.492 INCHES MINIMUM AND |   | 0.500 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM |   
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