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 2925-01-055-7607
NSN 6150-01-531-9355
NSN 5910-00-213-8204
NSN 5999-00-806-5162
NSN 6145-00-044-6673
NSN 4140-01-023-0407
NSN 5990-01-368-9117
NSN 2925-01-534-7314
NSN 6135-01-390-1841
NSN 5855-01-230-4665
NSN 5920-01-181-5248
NSN 2925-01-554-5246