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 5915-01-556-4282
NSN 6135-01-061-1862
NSN 6220-01-350-3108
NSN 2925-01-599-1901
NSN 5985-00-321-1663
NSN 5915-00-941-4721
NSN 6620-00-346-7591
NSN 5999-01-553-7010
NSN 6110-00-872-8001
NSN 5945-00-482-0471
NSN 6110-00-038-7230
NSN 5996-01-359-0057