What was found
CRACK INDICATION FOUND, DUE TO HOLE LOCATION AT PARTIAL RIVET PLUG, IN EXISTING AFT O/B MOUNT LUG HOLE, FR56 - FR57 @ 1.5" ABOVE S-3R GROUNDED - YES. FABRICATED AND INSTALLED REPAIR AT AFT O/B MOUNT LUG HOLE FR56-FR57 1.5" ABOVE S-3R. IAW ENGINEERING DEVIATION AUTHORIZATION DOCUMENT NR DV5471-MSN7861 REV A.