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 6105-01-004-7890
NSN 5945-00-829-0843
NSN 5920-01-043-4848
NSN 5998-01-608-3727
NSN 6620-01-374-0592
NSN 5998-00-445-5004
NSN 5965-00-035-4556
NSN 5999-01-400-2606
NSN 5835-01-116-2369
NSN 5999-00-217-1870
NSN 5950-01-202-4042
NSN 5930-00-081-9804