As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, FOUND CENTER PIT AFT LATCH SPOOL MOUNT HAS CORROSION AT SPOOL MOUNT BOLT INNER SURFACE. REMOVED CORROSION BY OVERSIZING HOLES TO 1.089 DIAMETER. FABRICATED SLEEVE FROM 17-4 AND CADMIUM PLATED IN ACCORDANCE WITH SRM 52-10-00, FIGURE 9.