What was found
ENGINE OVERSPEED DURING FLIGHT.
- Difficulty date
- October 14, 2025
- Submitted
- October 16, 2025
- Operation
- Air carrier
- Aircraft
- N911CN
- Make and model
- Bell 407
- Aircraft serial
- 53719
- Aircraft time
- 8,091 hours
- Engine
- Allsn 250C47B
- Engine time
- 7,557 hours
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- Engine
- Condition
- Overspeed
- Location
- Zone 200
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- B, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.