# SDR SWAA040738

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2004
- Submitted: March 12, 2004
- Operation: Air carrier
- Aircraft: N314SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23336
- Aircraft time: 59,343 hours, 57,517 cycles
- System (JASC): [3246 · Wheel/Ski/Float](https://openairdocs.org/jasc/3246)
- Part: Bearing
- Condition: Broken
- Location: Rt Mlg Wheel
- Component: Wheel
- Component part number: 26066712
- Stage of operation: TX
- How discovered: O
- Nature of condition: E
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA040738

## Discrepancy

DURING TAXI, FELT MLG WHEEL VIBRATION AND NR 4 MLG TIRE/WHEEL ASSY WAS CANTED AT AN ANGLE.  FOUND NR 4 MLG WHEEL RIM ASSY AND INNER BEARING RACE BROKEN APART.  REMOVED AND REPLACED NR 3 AND NR 4 MLG TIRE/WHEEL ASSY'S AND NR 4 BRAKE ASSY PER MM.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.