# SDR REXA2026052700732

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2025
- Submitted: May 28, 2026
- Operation: Air carrier
- Aircraft: [N921XJ](https://openairdocs.org/aircraft/N921XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15172
- Aircraft time: 38,778 hours, 27,736 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: S6283
- 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/REXA2026052700732

## Discrepancy

CORROSION ON LONGITUDINAL BEAM UPPER FACE AT LBL 27.00. AND BTW FS=977.00 TO FS=1098.00 AT PAX CABIN FLOOR STRUCTURE. AREA FLOOR BEAM BTW FS 977 AND FS 1059 WAS CLEANED PER CRJ900 SRM 51-26-00-001-001-A01 AND NOT CORROSIÏ¿½N WAS FOUND AND REPAIR PREVIOUS 27LBL FS 977.00 TO FS 1059.00 WAS REPLACED PER CRJ 900 SRM 53-00-41-201-001-A03 AND SRM 51-42-21-001-001-A01 AND CRJ900 SRM 51-42-06-001-001-A01

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