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 6610-01-546-9067
NSN 6240-00-237-7878
NSN 2925-00-845-1480
NSN 5960-00-151-7576
NSN 6320-01-233-5798
NSN 5950-00-671-9504
NSN 6645-01-457-0158
NSN 5925-01-401-5314
NSN 5920-00-203-5938
NSN 6610-01-332-5126
NSN 6145-01-298-2053
NSN 6105-01-421-2644