What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL BETWEEN STA 303 AND STA 310 AT LBL 12. REPLACED INTERCOSTAL PER AARD 51-00-05-1
- Difficulty date
- April 22, 2026
- Submitted
- May 5, 2026
- Operation
- Air carrier
- Aircraft
- N956NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31200
- Aircraft time
- 34,764 hours, 14,497 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.