# SDR CALA2026052916656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2026
- Submitted: May 29, 2026
- Operation: Air carrier
- Aircraft: [N45440](https://openairdocs.org/aircraft/N45440), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 33535
- Aircraft time: 52,790 hours, 18,878 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 143A7501204
- Condition: Corroded
- Location: Zone 100
- 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/CALA2026052916656

## Discrepancy

FWD CARGO BAY TRANSITION PANEL UPPER SURFACE CORRODED BS 500A - 500L, RT SIDE.  REMOVED CORROSION IAW SRM 51-10-02. ORIGINAL THICKNE SS: 0.040" MATERIAL LOSS: 0.006" REMAINING THICKNESS 0.0.4",  FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 AND BAC1496-444. REMOVED AND REPLACED THE TRANSITION PANEL IAW SRM 51-40-02, BAC DWG 143A7500 REV.B AND SRM 53-00-53-2R-5.

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