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 6685-00-372-4670
NSN 6220-01-622-3615
NSN 5985-00-675-8901
NSN 6620-01-006-2689
NSN 5895-01-626-3272
NSN 6645-01-487-8227
NSN 5935-01-401-5324
NSN 5990-01-411-5930
NSN 5930-00-455-9304
NSN 5895-00-625-5404
NSN 6145-01-284-0017
NSN 6130-00-502-3196