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 6610-01-488-7408
NSN 7035-01-227-2546
NSN 5915-01-575-7317
NSN 6220-01-463-8673
NSN 5935-00-132-6709
NSN 6650-01-456-5188
NSN 6685-00-329-0598
NSN 5935-01-440-4475
NSN 6650-01-113-7563
NSN 5950-00-720-2706
NSN 5910-01-453-5418
NSN 5835-01-342-2654