What was found
MAIN CABIN FLOOR SUPPORT UPPER FLOORBOARD ATTACH FLANGE IS CRACKED IN MULTIPLE LOCATIONS BETWEEN BS 380 & 400, BL 0. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-40-02 & DWG 143A5400 REV -.
- Difficulty date
- December 9, 2025
- Submitted
- December 10, 2025
- Operation
- Air carrier
- Aircraft
- N37287
- Make and model
- Boeing 737824
- Aircraft serial
- 31636
- Aircraft time
- 66,324 hours, 24,763 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Floor Support
- Part number
- 113A5410170
- 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.