What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL AFT OF INBOARD LAVATORY MOUNT AT STA 300, LBL 12. REPLACED INTERCOSTAL PER AARD 51-00-05-1.
- Difficulty date
- February 5, 2025
- Submitted
- February 14, 2025
- Operation
- Air carrier
- Aircraft
- N920NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31165
- Aircraft time
- 35,428 hours, 15,318 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 141A56901
- 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.