# SDR VNAA202601280018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2026
- Submitted: January 28, 2026
- Operation: Air carrier
- Aircraft: [N646NN](https://openairdocs.org/aircraft/N646NN), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 15439
- Aircraft time: 13,250 hours, 13,743 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: SH670321493
- 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/VNAA202601280018

## Discrepancy

CORROSION ON SUPPORTS ON CROSS BEAM ON FS: 208.00 (1 EA) AND FS: 310.00 (2 EAS) , ALSO FS: 315.00 (1 EA) RBL 5, FS: 349.00 LBL 19 APPROX.   CORROSION ON SUPPORTS ON CROSS BEAM ON FS: 208.00 (1 EA) AND FS: 310.00 (2 EAS) , ALSO FS: 315.00 (1 EA) RBL 5, FS: 349.00 LBL 19 APPROX. WAS REMOVED PER CRJ 900 SRM 51-21-06-001-001-A01, FLOOR SUPPORTS AT STA 280 AND STA 310 LBL 22 WERE EVALUATED OUT OF LIMITS PER SRM 51-10-06-001-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-21-001-001, SUPPORTS ON CROSS BEAM ON FS: 310.00, SUPPORT FS: 315.00 AND FS: 349.00 LBL 19 WERE EVALUATED WITHIN LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01."

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