# SDR CALA2026050415960

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2026
- Submitted: May 5, 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: 143A812621
- 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/CALA2026050415960

## Discrepancy

FWD CARGO FWD OF DOOR CUTOUT TRANSITION STRIP HAS SEVERAL AREAS OF CORROSION.   REMOVED CORROSION ON FWD CARGO FWD OF DOOR CUTOUT TRANSITION PANEL. FOUND TO BE OUT OF LIMITS IAW SRM 51-10-02 STEP 9. REMOVED AND REPLACED TRANSITION STRIP IAW SRM 51-40-02 AND BAC DWG 143A0080 REV A. REMOVED CORROSION ON FWD CARGO FWD OF DOOR CUTOUT TRANSITION PANEL. FOUND TO BE OUT OF LIMITS IAW SRM 51-10-02 STEP 9. REMOVED AND REPLACED TRANSITION STRIP IAW SRM 51-40-02 AND BAC DWG 143A0080 REV A.

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