# SDR AALA201907019050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 28, 2019
- Submitted: July 1, 2019
- Operation: Air carrier
- Aircraft: [N855NN](https://openairdocs.org/aircraft/N855NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 40582
- Aircraft time: 27,610 hours, 11,112 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Sliding Window
- Condition: Noisy
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201907019050

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT AIR RETURNED TO SFO ON ACCOUNT OF LOUD SQUEAL FROM RIGHT WINDOW. EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE FOS SLIDING WINDOW IAW CARD 56-94-02.

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