# SDR VNAA20260329012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2026
- Submitted: March 29, 2026
- Operation: Air carrier
- Aircraft: [N643NN](https://openairdocs.org/aircraft/N643NN), registered now
- Make and model: Bombdr CL6002D15
- Aircraft serial: 15436
- Aircraft time: 14,966 hours, 15,357 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: CC67010619
- 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/VNAA20260329012

## Discrepancy

CORROSION ON INNER SKIN (ABOVE STRUT BAY LIGHT) BTW REAR SPAR AND AUXILIARY SPAR AREA THOUGH ACCESS PANEL 542AZ AT LH MLG STRUT BAY.   CORROSION ON INNER SKIN (ABOVE STRUT BAY LIGHT) BTW REAR SPAR AND AUXILIARY SPAR AREA THOUGH ACCESS PANEL 542AZ AT LH MLG STRUT BAY WAS REPAIRED PER REO 690-57-21-555 REV --

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