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 5990-00-172-7951
NSN 5965-01-051-9250
NSN 5920-01-315-0018
NSN 6610-01-448-2590
NSN 5935-01-407-4524
NSN 5910-00-290-8093
NSN 6685-01-534-9719
NSN 6135-00-767-0331
NSN 6130-00-159-1104
NSN 5895-01-349-9243
NSN 6105-01-449-4504
NSN 2925-01-308-2195