# SDR REXA2021090200652

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2021
- Submitted: September 2, 2021
- Operation: Air carrier
- Aircraft: [N902XJ](https://openairdocs.org/aircraft/N902XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15131
- Aircraft time: 31,355 hours, 21,475 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: SH670313831
- Condition: Corroded
- Location: Bs 333-453 S21r
- 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/REXA2021090200652

## Discrepancy

"STR 21R HAS MULTIPLE AREAS OF CORROSION FROM F.S. 333.00 TO 453.00. REMOVED STR 21R FROM FS 394 - FS 477 AND FROM FS 333 - FS 379. LOCATED, DRILLED, AND INSTALLED NEW STR 21R FROM FS 333-379 AND 394-477 AND INCLUDING NEW STR SPLICES AND JOINT PIECES IAW CRJ 900 SRM 51-42-06-001-001-A01, 51-40-11-001-001-A01.        
"

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