What was found
ON VERTICAL FIN AFT SPAR FITTINGS;LH FITTING DRAG BRACE;FWD MAIN O/B HAS CORROSION INSIDE OF LUG BORE. ; / [01] LOCATED DRILLED AND PRIMED HOLES AT NEW FITTING ON VERTICAL FIN AFT SPAR DRUG BRACE FWD MAIN O/B IAW B737 ARM 51-40-05-0G-0 ; AND 51-21-41-370-802; [02] CORRECTION TO STEP 1: LOCATED DRILLED AND PRIMED HOLES AT NEW FITTING ON VERTICAL FIN AFT SPAR DRAG BRACE FWD MAIN O/B IAW B737 ARM 51-40-05-0G-0 ; AND 51-21-41-370-802AND DWNG #148A8200; [03] VERIFIED 1 AND 2;OK TO INSTALL FITTING; [04] INSTALLED NEW FITTING ON VERTICAL FIN AFT SPAR DRAG BRACE FWD MAIN OB IAW B737 SRM 51-40-02-0; [05] CORRECTION TO STEP 1: LOCATED DRILLED AND PRIMED HOLES AT NEW FITTING ON VERTICAL FIN AFT SPAR DRAG BRACE FWD MAIN O/B IAW B737 SRM 51-40-05-0G-0 ; AND 51-21-41-370-802 AND DWNG #148A8200; [06] VERIFIED 5;COMPLETE; [07] VERIFIED 4 AND 5;COMPLETED