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		                        | National Stock Number:
 5305-01-025-4831
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010254831
 
 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:
 
 | HC440-6-SS-B | 26136 | KEARFLEX ENGINEERING COMPANY | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.112 INCHES |  | THREAD QUANTITY PER INCH | 40 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.325 INCHES NOMINAL |  | FASTENER LENGTH | 0.375 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | SURFACE TREATMENT | OXIDE OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.176 INCHES MINIMUM AND |  |  | 0.183 INCHES MAXIMUM |  | HEAD HEIGHT | 0.108 INCHES MINIMUM AND |  |  | 0.112 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.094 INCHES NOMINAL | 
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