# SDR REXA2026052700754

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 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): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Access Panel
- Part number: CC670101847
- Condition: Corroded
- Location: Zone 600
- 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/REXA2026052700754

## Discrepancy

RUSTED COUNTERSINK HOLES ON RIGHT WING ACCESS PANEL 542AT. SUMMARY: PART NUMBER OF ACCESS PANEL 542AT WAS VERIFIED PER CRJ900 AIPC 57-20-32 ON ITEM 10 AND WAS REPLACED/INSTALLED PANEL UNDER JOBCARD CRJ900-500-OPEN/CLOSE.

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