# SDR SIMA20250419002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2025
- Submitted: April 21, 2025
- Operation: Air carrier
- Aircraft: [N233NN](https://openairdocs.org/aircraft/N233NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000561
- Aircraft time: 22,418 hours, 15,042 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Part number: 17086082005
- 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/SIMA20250419002

## Discrepancy

CORROSION FOUND @ Y+276 BETWEEN FR 84 AND 85 (LEVEL 2 CORROSION) (MAJOR REPAIR). BLENDED CORROSION ON AFT R/H SEAT TRACK BETWEEN FR 84 AND 85 PER EMB 175 SRM 51-10-03. BLENDED AREA MEASURES L= 1.2? W= .3? H=.026.? MAXIMUM MATERIAL REMOVED IS .026? AND IS FOUND TO BE OUT OF LIMITS PER EMB 175 SRM 53-23-10/AD01. PERFORMED TRIM OUT THE TEETH NEXT TO THE REPAIR BY BLENDING PER ETD2025-- 170-904744 REV.:/ DISPOSITION-001. RESTORED FINISH TO REPAIRED AREA ON AFT R/H SEAT TRACK BETWEEN FR 84 AND 85 PER ETD2025-170-904744 REV.:/ DISPOSITION-001 & EMB-175 SRM 51-23-00 ETN-EJ-51-025 APPLIED BLUE TOP COAT ON BLENDED AREA PER EMB-175 SRM 51-10-03 ETN-GN-51-008. REPAIRED AREA PER ETD2025-170-904744 REV.:/ AND NCR-EJ-53-120.

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