# SDR SWIA20251110815

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2025
- Submitted: November 10, 2025
- Operation: Air carrier
- Aircraft: [N249LR](https://openairdocs.org/aircraft/N249LR), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15275
- Aircraft time: 25,100 hours, 19,119 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Drain Mast
- Condition: Scratched
- Location: Zone 100
- 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/SWIA20251110815

## Discrepancy

AFT DRAIN MAST MATING SURFACE FOUND TO BE SCRATCHED AND SIGNS OF CORROSION       (C-CHECK RO 11/07/2025)BLENDED CORROSION DAMAGE TO FUSELAGE SKIN BTW FS1031.00 -FS 1051.30 AND STR27-STR26R, FOUND TO BE WITHIN LIMITS IAW CRJ900 SRM 53-61-01, 51-12-00, MHIRJ REO 690-53-61-1663, REV: --, DATE: 2025-08-22, CRJ900 AMM 21-31-00NDT PERFORMED BY BARON NDT, LLC FAA CRS# 5NDR545D, REPORT# S081625-8,P.O.# 177801, DATE 16-AUG-2025, SEE REPORT FOR DETAILS TOOL USED: DIGITAL CALIPER ID: AV-7805, CAL DUE: JAN-2026

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