# SDR REXA2025041800463

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2025
- Submitted: April 18, 2025
- Operation: Air carrier
- Aircraft: [N901XJ](https://openairdocs.org/aircraft/N901XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15130
- Aircraft time: 38,122 hours, 27,158 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: SH670318215
- 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/REXA2025041800463

## Discrepancy

CORROSION ON ANGLES FLOOR SUPPORTS BTW FS 310.00 TO 349.00 AND LBL40 AT PASSENGER CABIN FLOOR STRUCTURE CORROSION ON ANGLES FLOOR SUPPORTS BTW FS 310.00 TO 349.00 AND LBL40 AT PASSENGER CABIN FLOOR STRUCTURE WAS REMOVED PER CRJ900 SRM 51-21-06-001-001-A01 AND WERE EVALUATED OUT LIMITS PER  CRJ900 SRM 53-21-23-101-001-A02 THEREFORE WERE REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01, CRJ-900 SRM 51-41-02-001-001-A01 AND SRM 51-42-21-001-001-A01

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.