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 2925-00-335-7119
NSN 5835-00-092-1136
NSN 6145-00-245-6645
NSN 6130-01-589-6183
NSN 5855-01-657-7657
NSN 6645-00-640-9870
NSN 5835-00-450-8347
NSN 5990-00-416-9831
NSN 5930-00-823-8324
NSN 5985-01-348-8677
NSN 5998-01-175-3611
NSN 6610-01-440-0604