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.
NSN 5895-01-365-1704
NSN 5905-01-129-0539
NSN 5930-00-832-4203
NSN 5998-00-258-4992
NSN 4140-01-515-2722
NSN 5999-00-610-3265
NSN 5855-01-513-9601
NSN 5996-01-435-4889
NSN 5910-00-250-9390
NSN 5855-01-335-8907
NSN 5910-01-248-0352
NSN 6320-01-610-4410