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 7035-01-336-0464
NSN 5835-01-103-1384
NSN 6135-00-756-6149
NSN 5990-00-140-4559
NSN 5985-01-297-5162
NSN 5905-01-226-5916
NSN 6130-01-461-4786
NSN 5835-01-247-2634
NSN 5920-00-241-6803
NSN 4140-01-424-3271
NSN 5855-01-443-6806
NSN 6105-00-815-6228