# SDR ERAA96254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N416EH
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33011
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: M/R Head
- Part number: 412010100139
- Condition: Defective
- Location: Lower Cone
- Part time: 10,302 hours
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ERAA96254

## Discrepancy

LOWER CONE SEAT WAS INSTALLED IN AC 416EH AND HAD TO BE REMOVED BECAUSE  IT WAS NOT PROPERLY TAPPED & THREADED FOR LOWER CONE HOLES.  RETURNED LOWER CONE SEAT  PART REF ERA MMIR# ERAA000248.

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