What was found
C4 CHECK - LEVEL 2 EXFOLIATION CORROSION ON L4 PAX/CREW DOOR CUTOUT AFT VERTICAL STIFFINER AT BS1681, S17L & LBL62. REPLACED VERTICAL STIFFINER AT BS1681, S17L & LBL62 IAW SRM 51-40-02 & DWG 146N8769.
- Difficulty date
- May 14, 2013
- Submitted
- June 5, 2013
- Operation
- Air carrier
- Aircraft
- N936UW
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27244
- Aircraft time
- 61,991 hours, 24,583 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Stiffener
- Part number
- 146N876933
- 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.