# SDR JGV2001F00012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2001
- Submitted: October 22, 2001
- Operation: Air carrier
- Aircraft: N902NC
- Make and model: Amd FALCON900
- Aircraft serial: 97
- Engine: Garrtt TFE7312
- System (JASC): [3220 · Nose/Tail Landing Gear](https://openairdocs.org/jasc/3220)
- Part: Bearing Cage
- Part number: BIGLS40TAG
- Condition: Corroded
- Location: Nlg
- Part time: 4,140 hours
- 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/JGV2001F00012

## Discrepancy

DURING NOSE GEAR INSTALLATION INSPECTION OF BALL JOINT FOUND CORROSION ON OUTBOARD DIAMETER OF BEARING CAGE.  NO OBVIOUS SIGNS OF CORROSION PROTECTION DURING ORIGINAL INSTALLATION.  PROBABLE CAUSE:  WHEEL WELL ENVIRONMENT WITHOUT USE OF CORROSION PROTECTION.

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