6mm
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 5895-01-624-4124
NSN 5960-00-579-0298
NSN 5965-00-594-3115
NSN 5998-01-146-9172
NSN 7035-01-206-0337
NSN 7035-00-117-0418
NSN 5945-01-350-1997
NSN 6645-00-200-2324
NSN 5975-01-356-8033
NSN 6645-01-467-9983
NSN 6685-01-120-2072
NSN 5855-00-004-0904