# SDR REXA2026050500493

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2026
- Submitted: May 5, 2026
- Operation: Air carrier
- Aircraft: [N279PQ](https://openairdocs.org/aircraft/N279PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15279
- Aircraft time: 26,865 hours, 20,744 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: CC67034094JP2S
- 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/REXA2026050500493

## Discrepancy

AFTER REMOVAL OF FLOOR PANEL SUPPORT ANGLE OVER FS 280.00, IT WAS DETECTED CORROSION ON RH CROSSBEAM AT FS 280.00 AT LBL 9.00. CORROSION ON RH CROSSBEAM AT FS 280.00 AT LBL 9.00. WAS EVALUATED OUT OF LIMITS, THEREFORE WAS REPLACED PER CRJ900 SRM 51-10-06-001-001-A01, SRM 51-42-06-001-001-A01, SRM 51-42-10-001-001-A01 AND SRM 51-42-21-001-001-A01. DRIP TRAY RH EDGE BTW FS 280 AND LBL 37 AT FWD FLOOR CABIN (DRAIN FS280) WILL BE INSTALLED IN NRC 00197

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