# SDR VNAA20260329001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 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): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Angle
- Part number: SH670318259S
- 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/VNAA20260329001

## Discrepancy

CORROSION ON MID CAP ANGLE BTW FS310.0 TO FS 349.0 (DOOR SILL AREA) AT PASSENGER DOOR SURROUND STRUCTURE.   MID CAP ANGLE BTW FS310.0 TO FS 349.0 (DOOR SILL AREA) AT PASSENGER DOOR SURROUND STRUCTURE WAS REPLACED PER CRJ-900 SRM 51-41-02-001-001-A01.

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