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 6220-01-088-6604
NSN 5996-01-079-1178
NSN 5855-01-003-7102
NSN 5935-01-007-6646
NSN 4140-01-634-0330
NSN 5920-01-554-4832
NSN 6220-01-239-9889
NSN 4140-01-510-9844
NSN 5935-01-147-6994
NSN 5935-00-285-2767
NSN 5985-00-935-0127
NSN 6150-00-411-4064