# SDR REXA2026082601680

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2026
- Submitted: August 26, 2026
- Operation: Air carrier
- Aircraft: [N926XJ](https://openairdocs.org/aircraft/N926XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15184
- Aircraft time: 40,561 hours, 29,237 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Sill
- Part number: SH670318231
- 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/REXA2026082601680

## Discrepancy

CORROSION ON INTERCOSTAL BTW FS=310 / FS=349 AND STGR 21LH AT INTERNAL SURROUND STRUCTURE OF THE PASSENGER DOOR, BELOW THE FLOOR.   INTERCOSTAL ON FS 310.00 TO FS 333.00 STGR 21LH, STGR 21LH WAS REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND CORROSION ON INTERCOSTAL FS=333 TO FS=349 AND STGR 21LH WAS REMOVED PER CRJ900 SRM 51-21-06-001-001-A01 AND EVALUATED WITHIN LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01

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