What was found
(CAN) MAIN ROTOR GEARBOX HAS A CASTING FLAW IN CASE.
- Difficulty date
- August 13, 2002
- Submitted
- August 16, 2002
- Operation
- Air carrier
- Make and model
- Bell 407
- Aircraft time
- 2,053 hours
- Engine
- Allsn 250C47B
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Case
- Part number
- 407040050101
- Condition
- Mismanufactured
- Location
- M/R Gearbox
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- W
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.