# SDR CALA2026012313220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2026
- Submitted: January 23, 2026
- Operation: Air carrier
- Aircraft: [N18119](https://openairdocs.org/aircraft/N18119), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27561
- Aircraft time: 98,367 hours, 23,318 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146N539137
- 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/CALA2026012313220

## Discrepancy

AFT CARGO BAY BS 1200 - 1280, LT TRANSITION PANEL UPPER AND LOWER SURFACES HAD 12 SPOTS OF CORROSION. REMOVED AND REPLACED THE TRANSITION PANEL IAW SRM 51-40-02-0G-0. DRAWING 146N5391. AND RESTORED PROTECTION SURFACE IAW SRM 51-21-01.

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