# SDR R61A2019113051342

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2019
- Submitted: November 30, 2019
- Operation: Air carrier
- Aircraft: [N742YX](https://openairdocs.org/aircraft/N742YX), 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: 17000654
- Aircraft time: 7,176 hours, 4,739 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Flange
- Part number: 17013414003
- Condition: Corroded
- Location: Panel
- 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/R61A2019113051342

## Discrepancy

DURING HEAVY CHECK MAINTENANCE FOUND CORROSION ON INTERNAL FLANGE ON PANEL 192CR. REMOVED AND REPLACED INTERNAL FLANGEON PANEL 192CR PER REF 175-SRM 51-40-08. RESTORED TOPCOAT SURFACE PROTECTION
TO FLANGE ON PANEL 192CR. REF SRM 51-23-06. A/C REMAINS IN CHECK.

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