What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON R4 DOOR CUTOUT LOWER SILL AFT CORNER SHAPE FITTING AT FR 68 AND S23R. REPLACED AFT CORNER SHAPE FITTING PER SRM 51-42-11.
- Difficulty date
- November 22, 2025
- Submitted
- December 11, 2025
- Operation
- Air carrier
- Aircraft
- N409AA
- Make and model
- Airbus A321253NX
- Aircraft serial
- 9178
- Aircraft time
- 20,766 hours, 5,799 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Fitting
- Part number
- D5348004220702
- Condition
- Corroded
- Location
- Zone 100
- 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.