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 5990-01-414-7618
NSN 5920-01-084-6475
NSN 2925-01-510-9378
NSN 5990-00-518-0684
NSN 5998-00-401-4940
NSN 5945-00-760-3040
NSN 5895-01-604-7428
NSN 5930-00-314-9442
NSN 5925-00-891-4079
NSN 5910-00-103-3430
NSN 6240-01-042-3650
NSN 5905-01-380-1153