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 6150-01-058-3570
NSN 6130-00-256-7934
NSN 5835-01-158-6878
NSN 5935-00-557-2203
NSN 5985-01-088-7337
NSN 5855-01-486-7538
NSN 6610-01-328-8098
NSN 6135-01-204-8712
NSN 5985-01-371-3449
NSN 6105-01-318-7669
NSN 2925-01-653-0629
NSN 5975-00-359-6030