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 5998-00-291-6818
NSN 6150-01-178-5828
NSN 5905-01-377-2638
NSN 6620-01-462-0001
NSN 6110-00-062-5908
NSN 5975-01-090-8876
NSN 5895-01-551-0892
NSN 6220-01-089-8839
NSN 5945-01-605-8898
NSN 5950-01-061-3182
NSN 6240-01-201-9218
NSN 6645-00-634-9317