Drilled, deburred and dimpled countersunk #40 holes in F-864C1 throttle quadrant angle and F-865B-1 R console angle. Dimpled countersunk all remaining holes in L & R armrest assemblies. Countersunk #40 holes in L & R F-815A forward outboard seat ribs and F-815B aft outboard seat ribs. Countersunk #40 holes in L & R F-815C angles common to skins. Dimpled #40 holes in F-807 bulkhead. Dimpled countersunk bottom flange holes for L & R F-818A baggage ribs. Dimpled aft bottom F-828-1 skin. Dimpled L & R F-824 aft side skin rudder cable exit guide clamp hole for #8 screws. Edge finished, drilled and dimpled L & R F-824B cove plates for #6 screws.
