# SDR REXA2019080501186

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2019
- Submitted: April 5, 2022
- Operation: Air carrier
- Aircraft: [N905XJ](https://openairdocs.org/aircraft/N905XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15137
- Aircraft time: 28,085 hours, 18,910 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: SH670320753
- Condition: Corroded
- Location: Gs 349-364
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/REXA2019080501186

## Discrepancy

INITIAL INSPECTION: CORROSION ON INTERCOSTAL 2L, 2R, 6L AND 6R BTW FS 364-349 AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT (E/E) (SM)(TCI:100-09) IN REFERENCE NRC 000141 TASK 900-53-140-300 APPENDIX A ]. INTERCOSTALS 2L, 2R, 6L AND 6R BTW FS 364-349 AT INTERNAL STRUCTURE OF MAIN AVIONICS COMPARTMENT WERE REPLACED FOR A NEW ONES PER CRJ-900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01. LEVEL CORROSION 2

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.