# SDR SWAA201908135747

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 2019
- Submitted: August 13, 2019
- Operation: Air carrier
- Aircraft: [N441WN](https://openairdocs.org/aircraft/N441WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29837
- Aircraft time: 55,999 hours, 32,878 cycles
- System (JASC): [5242 · Electrical/Electronic Compartment Doors](https://openairdocs.org/jasc/5242)
- Part: Hinge
- Part number: H8591
- Condition: Loose
- Location: E&E Bay Door
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA201908135747

## Discrepancy

DIVERSION, AT FL250 AND 290 KTS, HAD VIBRATION IN FRONT OF AIRCRAFT SLOWED BELOW 245 KTS AND VIBRATION WENT AWAY. HIGH FREQ BUZZ ENGINE AVM #1 WAS 1.9: #2 .3.  VIBRATION WAS IN #3 WINDOWS AND COCKPIT SIDE WALLS.  NO BACK AIRCRAFT VIBRATION.  / R&R HINGES PER AMM.

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