Aviation Alerts
Extracted From:
AC No. 43-16A
Alert No. 313
August 2004

Cessna; Model 404; Rear Spar Cap; ATA 5711

During an initial inspection, the technician discovered severe intergranular corrosion on the upper and lower rear spar caps. The corrosion was located in the main landing gear wheel wells of both the left and right wings.

A search of the FAA Service Difficulty Reporting Program data base revealed one additional occurrence with a difficulty date of October 31, 2003.

Part total time: 8,000 hours estimated.