# SDR 20000607SH012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2000
- Submitted: June 7, 2000
- Operation: General aviation
- Aircraft: [N911BY](https://openairdocs.org/aircraft/N911BY), registered now
- Make and model: Bolkms BK117A4
- Aircraft serial: 7127
- System (JASC): [6420 · Tail Rotor Head](https://openairdocs.org/jasc/6420)
- Part: Bearing
- Part number: 1053170023
- Condition: Worn
- Location: Tail Rotor
- Part time: 446 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/20000607SH012

## Discrepancy

BEARING WORN BEYOND SERVICEABLE LIMITS.  REPLACED WITH2 EACH  NEW UNITS, CORRECTED PROBLEM.  (X)

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