Service difficulty report · Skin · Aerosp ATR72

Difficulty date
October 25, 2007
Submitted
November 1, 2007
Operation
Air carrier
Aircraft
N643AS
Make and model
Aerosp ATR72
Aircraft serial
413
Aircraft time
28,352 hours, 32,939 cycles
Part
Skin
Condition
Corroded
Location
Fairing
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

ON MLG SKIN CORRODED AT FR 27 BL 0. CORROSION REMOVED ON MLG SKIN AT FR 27 BL 0 IAW SRM 51-21-42 U/T PERFORMED IAW NTM NOM=0.063" MIN=0.060". REPAIR DETERMINED NOT TO BE A MAJOR REPAIR IN ACCORDANCE WITH SP 663 AND FAR 43, APPENDIX A. REPAIR ACCOMPLISHED IN ACCORDANCE WITH SRM 51-21-42 MATERIAL THICKNESS: 0.063. MATERIAL REMOVED: 0.003 WITHIN LIMITS AS PER SRM: 53-51-00 FIG 301. SUPPLEMENTAL - SDR CLOSED 11/01/07.