# SDR HEEA968071

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N1079U](https://openairdocs.org/aircraft/N1079U), registered now
- Make and model: Bell 212
- Registry model: [Bell 212](https://openairdocs.org/model/bell-212) (OpenAirDocs)
- Aircraft serial: 31122
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Shaft
- Part number: 212040462001
- Condition: Corroded
- Location: T/R Gr Box
- Component: 212040004009
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA968071

## Discrepancy

SHAFT IS CORRODED.(  FOUND EXCESSIVE CORROSION IN SPLINES "N" (REF. BHT 412 CR&0 SEC. 65-00-00 PAGE 133 FIG. 65-40) BEYOND LIMITS. REPLACED WTH SERVICEABLE SHAFT.

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