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 6240-01-055-5193
NSN 6105-01-120-4285
NSN 6610-00-953-3133
NSN 6685-01-016-5823
NSN 5855-01-527-8407
NSN 5960-01-358-2832
NSN 6610-01-554-8225
NSN 6110-01-633-9660
NSN 5985-01-226-8660
NSN 6685-01-337-5657
NSN 6240-01-067-6457
NSN 5996-00-307-4157