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		                        | National Stock Number:
 5305-01-365-7680
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 013657680
 
 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:
 
 | NAS1351N6H24 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNRF |  | NOMINAL THREAD DIAMETER | 0.375 INCHES |  | THREAD QUANTITY PER INCH | 24 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 1.250 MILLIMETERS MINIMUM |  | FASTENER LENGTH | 1.460 MILLIMETERS MINIMUM AND |  |  | 1.500 MILLIMETERS MAXIMUM |  | MATERIAL | IRON ALLOY 660 OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.550 INCHES MINIMUM AND |  |  | 0.562 INCHES MAXIMUM |  | HEAD HEIGHT | 0.368 INCHES MINIMUM AND |  |  | 0.375 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.312 INCHES MINIMUM AND |  |  | 0.316 INCHES MAXIMUM |  | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON | 
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