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 5950-01-634-0677
NSN 6610-00-032-3536
NSN 5975-00-803-2536
NSN 5999-00-617-3780
NSN 5945-00-877-6374
NSN 2925-01-575-3192
NSN 6240-01-435-5868
NSN 6240-00-952-9561
NSN 6145-01-615-4072
NSN 5905-01-076-4433
NSN 5975-01-265-6900
NSN 5990-01-400-3299