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 6620-01-309-1287
NSN 6650-01-091-2435
NSN 6645-00-825-5677
NSN 5945-00-488-3348
NSN 5925-00-186-0765
NSN 6240-01-145-4916
NSN 5985-01-646-1108
NSN 6105-00-713-2304
NSN 6220-00-942-8585
NSN 5975-00-862-4506
NSN 5895-00-292-2872
NSN 5985-00-419-4028