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 6130-00-114-0578
NSN 6645-01-023-8020
NSN 6240-01-605-8096
NSN 6130-01-268-2539
NSN 6610-00-623-5783
NSN 5935-01-295-1725
NSN 5930-00-932-3143
NSN 5990-01-093-1877
NSN 6610-01-287-9814
NSN 5935-01-074-4212
NSN 5996-00-289-9847
NSN 5915-01-214-8391