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 5925-00-008-4413
NSN 5996-00-626-3766
NSN 5960-00-032-9715
NSN 6650-01-186-2426
NSN 5998-00-469-9798
NSN 6220-01-245-0310
NSN 6220-01-634-0660
NSN 5965-00-670-2931
NSN 2925-00-888-9551
NSN 4140-01-550-6540
NSN 5960-01-010-3083
NSN 6130-01-213-0196