1. The U-00006D-2 and U-00006A-L-2 & -R-2 were temporally assembled. 2. The U-00006A-L-2 & -R-2 were match-drilled. The U-00006D-2 and the U-00006A-L-2 & -R-2 were disassambled and deburred. 3. The U-00006A-L-2 was dimpled. 4. The U-00006D-1 was countersank. 5. The left bracket assembly was made riveting the U-00006D-2 to the U-00006A-L-2. 6. The right bracket assembly was made with the U-00006A-R-2 and the second U-00006D-2. 7. The U-00005A-1, three nutplates and the Left bracket assembly were assembled using three #8 screws on the nutplates. 8. The rivet holes from the left bracket assembly into the U-00005A-1 were match-drilled #40 with an extended bit, then every hole was clecoed . 9. Same steps 7 and 8 for the right bracket assembly. 10. The rivet holes in the U-00005A-1 were countersank. 11. The Left and Right bracket assemblies were riveted to the U-00005A-1
