# SDR MASA20260116002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2025
- Submitted: January 16, 2026
- Operation: Air carrier
- Aircraft: [N86311](https://openairdocs.org/aircraft/N86311), registered now
- Make and model: Emb ERJ 170-200 LL
- Registry model: [EMB ERJ 170-200 LL](https://openairdocs.org/model/embraer-s-a-erj-170-200-ll) (OpenAirDocs)
- Aircraft serial: 17000429
- Aircraft time: 23,987 hours, 14,644 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Seat Track
- Part number: 17003263001
- Condition: Corroded
- Location: Zone 200
- Part time: 23,987 hours, 14,644 cycles
- 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/MASA20260116002

## Discrepancy

DURING THE C-CHECK, IDENTIFIED CORROSION ON THE FWD FUSELAGE FLOOR STRUCTURE INBOARD SEAT TRACK FRAME13 TO 20.  CORRODED SEAT TRACK AT FWD FUSELAGE RT INBD SIDE, FR 13 - 20, REMOVED AND REPLACED IAW SRM 51-41-01, 51-43-03, AND 51-43-04.

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