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 5998-01-110-5575
NSN 5925-01-245-7621
NSN 6320-00-977-3930
NSN 5920-01-605-2457
NSN 5960-01-157-4509
NSN 5996-01-239-4120
NSN 5996-00-406-3593
NSN 5835-00-847-7277
NSN 6105-01-254-3626
NSN 6610-01-487-2625
NSN 5910-01-512-4833
NSN 5999-01-195-3879