SDR COEA2011122043801

Service difficulty report · Intercostal · Aerosp ATR72212

Difficulty date: December 20, 2011
Submitted: December 21, 2011
Operation: Air carrier
Aircraft: N801FX
Make and model: Aerosp ATR72212
Aircraft serial: 338
Aircraft time: 33,199 hours, 37,208 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: S5337121620200
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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

HEAVY CK COE / LEVEL 2 CORROSION: INTERCOSTAL AT STR 16L FR 14-15 HAS GOUGES WITH CORROSION (LENGTH 3", WIDTH 1", DEPTH .032"). REMOVED GOUGES AND CORROSION FROM INTERCOSTAL, FOUND TO OUT OF LIMITS. INSTALLED NEW INTERCOSTAL IAW ATR72 SRM.

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