# SDR VNAA202610060019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2026
- Submitted: October 7, 2026
- Operation: Air carrier
- Aircraft: [N648NN](https://openairdocs.org/aircraft/N648NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15443
- Aircraft time: 15,304 hours, 15,980 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: SH670319423
- 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/VNAA202610060019

## Discrepancy

CORROSION ON FITTING OF WEB END FS 349 LBL SIDE AT FLOOR STRUCTURE LEVEL ON PASSENGER CABIN.  FITTING OF WEB END FS 349 LBL SIDE AT FLOOR STRUCTURE LEVEL ON PASSENGER CABIN WAS EVALUATED THEREFORE IT IS OUT LIMITS PER CRJ-900 SRM 53-21-23-101-001-A02 AND REPLACED PER CRJ-900 SRM 51-21-21-001-001-A01

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