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 7035-00-193-2269
NSN 5975-01-436-0630
NSN 6105-01-650-9489
NSN 5925-01-247-9227
NSN 6105-01-032-2856
NSN 6110-00-431-6898
NSN 6610-01-580-3272
NSN 5950-00-937-9532
NSN 5996-00-690-7974
NSN 5960-00-698-3765
NSN 5975-01-195-0239
NSN 5990-01-350-9950