What was found
CABIN LONGERON FLOOR SUPPORT CORROSION AT C79- 80, Y450. CORRECTIVE ACTION: REPLACED BEAM PER A330 SRM 51-72-11. (1653257) AIRCRAFT WAS GROUNDED.
- Difficulty date
- June 18, 2026
- Submitted
- June 18, 2026
- Operation
- Air carrier
- Aircraft
- N801NW
- Make and model
- Airbus A330323
- Aircraft serial
- 0524
- Aircraft time
- 98,024 hours, 12,817 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- 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.