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 5855-01-171-2818
NSN 5945-01-646-1856
NSN 6130-01-169-3355
NSN 5998-00-967-9902
NSN 5999-00-756-5549
NSN 6150-00-852-0995
NSN 5965-01-414-6414
NSN 6620-00-883-1181
NSN 6240-01-299-6343
NSN 7035-00-541-8516
NSN 6105-01-169-2824
NSN 5965-01-556-9520