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 5925-00-833-5227
NSN 6320-01-373-5287
NSN 5996-00-400-4433
NSN 6135-01-643-3114
NSN 5998-00-922-4636
NSN 5855-01-411-3360
NSN 5835-00-572-7445
NSN 5920-00-391-6252
NSN 5965-00-258-6809
NSN 6130-00-184-6192
NSN 6150-00-121-1996
NSN 5996-00-007-5969