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 6220-01-442-3662
NSN 5950-01-390-1622
NSN 5945-00-165-0911
NSN 5975-01-273-5966
NSN 5996-01-060-4816
NSN 5975-00-736-3420
NSN 5935-00-291-4910
NSN 6610-01-381-0652
NSN 6240-01-160-7430
NSN 5950-01-512-1973
NSN 5930-01-420-6372
NSN 5935-01-615-9870