- Difficulty date
- October 1, 2007
- Submitted
- October 5, 2007
- Operation
- Air carrier
- Aircraft
- N641AS
- Make and model
- Aerosp ATR72
- Aircraft serial
- 387
- Aircraft time
- 28,312 hours, 32,864 cycles
- Part
- Skin
- Condition
- Corroded
- Location
- Lt Wing
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING FLANGE OF ACCESS 522CT CORRODED. 10-11-07 LT WING FLANGE 522 CT AREA, CORROSION REMOVED IAW SRM 57-14-12 FIG 401. FLANGE WITHING LIMITS (MATERIAL REMAINING), 0748 IAW SRM 57-14-12. HFEC PERFORMED BY HEATHAIR AMO 46-90 W/O 37536 IAW NTM NO CRACKS FOUND.