# SDR CALA2020112001294

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2020
- Submitted: November 20, 2020
- Operation: Air carrier
- Aircraft: [N32497](https://openairdocs.org/aircraft/N32497), registered now
- Make and model: Boeing A75N1
- Registry model: [Boeing A75N1](https://openairdocs.org/model/boeing-a75n1) (OpenAirDocs)
- Aircraft serial: 663
- Aircraft time: 13,686 hours, 1,210 cycles
- System (JASC): [5600 · Window/Windshield System](https://openairdocs.org/jasc/5600)
- Part: Window
- Part number: 4032131017
- Condition: Eroded
- Location: M/D Zone L9
- 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/CALA2020112001294

## Discrepancy

M/D B ZONE L9 PAX WINDOW TITANIUM FOIL ERROSION PROTECTION EXTERIOR SURFACE FOUND SCRATCHED.  REFER NON-ROUTINE NR 9419488  M/D B ZONE L9 PAX WINDOW TITANIUM FOIL EXTERIOR PROTECTION WINDOW FRAME REPLACED, AS PER SRM 51-43-05 REV 23 AND AS PER LWG 443Z01 02-3055 REV -.

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