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 6110-00-435-8007
NSN 6135-00-097-8162
NSN 6620-01-523-7080
NSN 6150-01-166-1064
NSN 5945-00-014-2119
NSN 5985-01-602-7684
NSN 5996-00-401-4502
NSN 5930-01-491-9671
NSN 5990-00-011-2994
NSN 5895-01-576-9311
NSN 6145-01-599-9935
NSN 6135-01-435-6503