Drilled the first major hole in the airframe. This is the position for the door latch mechansim. In prep for final assembly, the slot is then cut in the seat backs for the interior latch handle. Inside of fuz is also preped for final bonding of door latch insert. A phenolic block is used on the opposite side. This is centered on a 1/8" hole that is pre-drilled in the fuz and later covered with micro
