What was found
(CAN) REMOVED FOR METAL CONTAMINATION. DISASSEMBLED OUTER RACE OF BEARING AND IT SHOWS SIGNS OF EXCESSIVE PEELING 14.5 MM BY 78 MM,AREA 1131 SQ MM.
- Difficulty date
- April 1, 2002
- Submitted
- May 31, 2002
- Operation
- Air carrier
- Make and model
- Bolkms BO105CBS
- Engine
- Allsn 250C20B
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Bearing
- Part number
- 4619303081
- Condition
- Spalled
- Location
- M/R Gearbox
- Component
- Gearbox · 4638001001
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.