What was found
MAIN CABIN FLOOR SUPPORT INTERCOSTAL UPPER CHORD IS CRACKED BETWEEN STA 380 AND 400 AT APPROX LBL13, REMOVED AND REPLACED FLOOR SUPPORT UPPER CHORD IAW BAC DWG 143A5400 REV- AND SRM 51-40-05 AND SRM 51-40-02.
- Difficulty date
- August 29, 2025
- Submitted
- September 1, 2025
- Operation
- Air carrier
- Aircraft
- N33209
- Make and model
- Boeing 737824
- Aircraft serial
- 30581
- Aircraft time
- 76,364 hours, 28,565 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 141A541027
- Condition
- Cracked
- 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.