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 5985-01-519-3784
NSN 6645-00-454-0930
NSN 5950-00-103-4085
NSN 6645-01-514-7901
NSN 5996-01-108-6762
NSN 5950-00-964-9949
NSN 6150-01-352-5569
NSN 6130-01-004-6705
NSN 6135-01-519-7879
NSN 5960-01-347-6791
NSN 6240-01-526-9660
NSN 6150-01-386-4167