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 6150-01-252-8527
NSN 6610-01-137-2767
NSN 6105-01-330-6696
NSN 6135-01-300-8455
NSN 6130-00-153-3136
NSN 5895-01-054-3661
NSN 6240-01-615-1247
NSN 6135-00-985-7846
NSN 6105-00-717-2206
NSN 5925-01-288-0025
NSN 6685-00-548-5460
NSN 5960-01-100-0089