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 6645-01-651-2743
NSN 5965-01-575-1242
NSN 6110-00-518-2998
NSN 5950-00-435-4009
NSN 5920-00-326-5750
NSN 6110-00-392-2894
NSN 5945-01-019-8617
NSN 5935-00-632-3664
NSN 5905-00-184-9770
NSN 6135-01-523-3198
NSN 5915-01-020-3827
NSN 5935-01-269-1127