What was found
DURING HEAVY MAINTENANCE: CABIN FLOOR STRUCTURE FR21 LH WEB UPPER SKIN WITH CORROSION SPOT. REPLACED CABIN FLOOR STRUCTURE FR21 LT WEB IAW SRM 51-42-11 PAR. 2.
- 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)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Web
- 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.