What was found
LEFT WING T/E RIB BETWEEN OTBD FLAP AND INBD AILERON VERTICAL STIFFINER WORN AND LOWER ATTACH BRACKET CRACKED. 1 EACH CRACK APPROXIMATE LENGTH .750". R & R VERTICAL STIFFINER AND BRACKET IAW SRM 51-40-02, PARA 4 AND 7.
- Difficulty date
- August 5, 2015
- Submitted
- August 11, 2015
- Operation
- Air carrier
- Aircraft
- N919CA
- Make and model
- Boeing 747428
- Aircraft serial
- 25302
- Aircraft time
- 85,990 hours, 12,400 cycles
- Engine
- Ge CF680C2B1F
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Stiffener
- Part number
- 69B127557
- Condition
- Cracked
- Location
- Lt Wing
- Part time
- 85,990 hours, 12,400 cycles
- 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.