What was found
DURING HEAVY MAINTENANCE: LEFT DOOR SILL LOCATED IN FRONT OF THE PAX DOOR L4 FR67 HAS CORROSION. REMOVED AND REPLACED SILL BEAM AT PAX DOOR L4 BTW FR65 TO FR68 IAW SRM 51-72-11-911-001/ SRM 51-42-11. MAJOR REPAIR.
- Difficulty date
- December 11, 2025
- Submitted
- December 16, 2025
- Operation
- Air carrier
- Aircraft
- N905JB
- Make and model
- Airbus A321231
- Aircraft serial
- 05854
- Aircraft time
- 40,427 hours, 12,789 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Door Sill
- Condition
- Corroded
- Location
- Zone 200
- 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.