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 6105-00-186-0161
NSN 5999-01-254-2651
NSN 5905-01-364-4947
NSN 6145-00-011-2390
NSN 5920-00-983-3571
NSN 5835-01-286-6499
NSN 6320-01-462-3555
NSN 6130-01-562-4839
NSN 6320-01-516-3836
NSN 5990-00-939-0461
NSN 5990-01-088-5293
NSN 5999-01-492-5882