Brief Description: Attached the A-1004-L and A-1004 Nose Ribs to the
05/02/2009 … 21-5, Steps 4 and 5. Attached the A-1004-L and A-1004 Nose Ribs to the A-1009 Counter Balance (Stainless Steal Pipe) by using three AN526C-632R8 stainless screws and three AN365-632A nuts. Then I place the Nose Rib and Counter Balance assembly into the deburred and dimpled A-1001A-l Nose Skin and then I attached the A-10015 R Inboard Nose Rib using clecos. Step 5, I placed the assembly into the set of cradles and using Blind Rivets MK-319-BS I riveted the tow most forward #40 holes in the A-1004-R Nose Rib and using regular solid AN426AD-3-3.5 to the nose rib as described in Figure 4. Time about 3 leisure Sunday hours for both Ailerons.
