# SDR CALA2026040615095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2026
- Submitted: April 6, 2026
- Operation: Air carrier
- Aircraft: [N24736](https://openairdocs.org/aircraft/N24736), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28803
- Aircraft time: 81,552 hours, 28,632 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A83154
- Condition: Corroded
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026040615095

## Discrepancy

MAIN CABIN FLOOR STRUCTURE WET AREA BETWEEN STA 328 TO 294.5 R1 INNER CHORD HAS CORROSION.  REMOVED AND REPLACED INNER CHORD AT MAIN CABIN R1 DOOR FLOOR STRUCTURE WET AREA BETWEEN STA 294.5 TO 328 PER SRM 51-40-02-0G-0 AND DWG #141A8310.

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