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 5960-00-837-5146
NSN 6685-00-236-4443
NSN 6130-01-452-8737
NSN 6650-01-168-8451
NSN 5996-01-646-2851
NSN 5905-01-534-7894
NSN 6110-00-201-8315
NSN 6145-00-060-9517
NSN 2925-00-816-8765
NSN 6105-01-032-6683
NSN 5996-00-059-7061
NSN 5990-00-274-3225