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 5996-01-440-9660
NSN 5950-00-532-9145
NSN 6110-01-329-4732
NSN 5935-00-556-3761
NSN 5910-00-957-0170
NSN 6105-01-634-0322
NSN 6150-01-606-0739
NSN 5999-00-087-1496
NSN 5965-01-360-0454
NSN 5915-00-332-1006
NSN 6145-00-188-3657
NSN 5920-01-442-7685