What was found
THE METAL OBSERVED IN THE POWER SECTION WAS BEING GENERATED BY THE NR 4 BEARING. THE CAUSE OF THE NR 4 BEARING SPALLING IS UNDER INVESTIGATION BY PRATT AND WHITNEY CANADA.
- Difficulty date
- April 11, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N154ZV
- Make and model
- Beech 1900D
- Aircraft serial
- UE154
- Engine
- Pwa PT6A67
- System (JASC)
- 7250 · Turbine Section
- Part
- Bearing
- Part number
- 311269601
- Condition
- Spalled
- Location
- Pwr Turb
- Part time
- 21,613 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.