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 7035-01-399-5354
NSN 5855-01-295-2313
NSN 5990-00-816-9289
NSN 5990-01-164-8673
NSN 5998-01-549-6613
NSN 2925-01-058-1718
NSN 5910-01-358-9922
NSN 5925-01-026-9649
NSN 6110-00-964-3514
NSN 5905-00-276-8597
NSN 5855-01-389-3091
NSN 5960-01-478-8546