What was found
DURING REPLACEMENT OF THE LH MLGTRUNNION AN UNDOCUMENTED FREEZE PLUG REPAIR WAS FOUND AT 1-OFF FASTENER LOCATION ON UPPER AFT WING PLANK. (FILED CLOSED)FABRICATED 1 EA. CSK FREEZE PLUG USING 7075-T7351, PO #20153681. REF. REO 601R-57-21-3981 REV --(P1) DATED 2025-10-19. FINAL RECORDED TWING PLANK THICKNESS OF FABRICATED CSK FREEZE PLUG IS .3015". PERFORMED STEP 8 (A-I). NO DEFECTS NOTED IN VISUAL INSPECTION. INSTALLED ALUMINIUM FREEZE PLUG IN DISCREPANT HOLE REF REO 601R-57-21-3981 REV --(P1) COMPLIED WITH ALL STEPS OF REO 601R-57-21-3981 REV -- DATE 2025-10-29