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 6145-00-993-6538
NSN 5950-01-392-4335
NSN 6105-00-144-1754
NSN 6610-01-206-5278
NSN 5935-00-362-3873
NSN 5965-00-862-3295
NSN 6110-00-900-3970
NSN 2925-01-629-9416
NSN 7035-01-646-2515
NSN 5855-01-147-4785
NSN 6130-01-018-1956
NSN 6240-00-326-2966