# SDR SWIA202505280003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2025
- Submitted: May 28, 2025
- Operation: Air carrier
- Aircraft: [N200SY](https://openairdocs.org/aircraft/N200SY), 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: 17000623
- Aircraft time: 21,425 hours, 12,715 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- 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/SWIA202505280003

## Discrepancy

R/H I/B SEAT TRACK HAS CORROSION AT SEAT MOUNT POINTS FROM FR.74 TO FR.84.   EVALUATED CORROSION ON R/H I/B SEAT TRACK AT SEAT MOUNT POINTS FROM FR.74 TO FR.84. AND REMOVED DAMAGE BY BLENDING. MAX. MEASURED MATERIAL LOSS ON CROWN TOOTH: FR73-74=0.02"; FR74-75=0.021"; FR75-76= 0.026"; FR76-77=0.016"; FR77-78= 0.021"; FR78-79=0.02"; FR79-80= 0.03"; FR80-81=0.018"; FR81-82=0.03"; FR82-83=0.015"; FR83-84=0.024". MAX, ALLOWABLE MATERIAL LOSS ON CROWN TOOTH IS 0.013". DAMAGE IS FOUND OUT OF LIMITS. REF EMB SRM 51-23-10/AD01.  MAX. MEASURED MATERIAL LOSS ON CROWN BOTTOM:FR73-74=0.01";  FR77-78= 0.025"; FR81-82= 0.015". MAX. ALOWABLE MATERIAL LOSS ON CROWN BOTTOM IS 0.041". DAMAGE IS FOUND WITHIN LIMITS. REF EMB ETD2022-170-022163 REV C. TOOLING #TC2-7682 DUE: 2-24-26. SEE CONTINUATION CARD FOR WORK PERFORMED.

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