# SDR AALA20150507014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2015
- Submitted: May 11, 2015
- Operation: Air carrier
- Aircraft: [N923NN](https://openairdocs.org/aircraft/N923NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31167
- Aircraft time: 7,004 hours, 2,680 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Windshield
- Condition: Leaking
- 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/AALA20150507014

## Discrepancy

DURING CLIMB THRU FL 296 WITH 7.6 PSI CREW HEARD AUDIBLE AIR LEAK SQUEAL WHICH CONTINUED THROUGHOUT CLIMB TO FL 320 & 7.9 PSI.  ACFT RETURNED WITH NO EMER DECLARED & LANDED WITHOUT INCIDENT.  SQUEAL COMMENCED DURING RETURN & DESCENT UNTIL APPROX 14000 FT & 6.4 PSI.  SQUEAL WAS EXCESSIVELY LOUD & INTERRUPTED COMMUNICATIONS.  R & R FIRST OFFICERS WINDSHIELD IAW AMM 56-11-11.

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