# SDR SWI2025F00637

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2025
- Submitted: May 8, 2025
- Operation: Air carrier
- Aircraft: [N604SK](https://openairdocs.org/aircraft/N604SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10249
- Aircraft time: 42,066 hours, 32,776 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Slat Track
- Condition: Corroded
- Location: Zone
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWI2025F00637

## Discrepancy

SLAT TRACK #4 HAS EVIDANCE OF PITTING CORROCION ON UPPER SURFACE  (C-CHECK RO 05/08/2025)PERFORMED BLENDED OUT AND EVALUATED AREA ON SLAT TRACK #4 OF FITTING UPPER SURFACE, MEASUREMENTS ARE: ORIGINAL THICKNESS #1 IS: 0.256", MATERIAL LOSS: 0.002", REMAINING MATERIAL: 0.254", ORIGINAL THICKNESS #2 IS: 0.185", MATERIAL LOSS: 0.002", REMAINING MATERIAL: 0.183" FOUND TO BE WITH IN LIMITS IAW MHI RJ REO 670-57-42-2053 REV-- DATE: 2025-04-14 AND CRJ700 SRM 51-21-06, AMM 57-42-26

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