What was found
DURING ROUTINE MAINTENANCE, CORROSION WAS DISCOVERED ON THE AFT TAIL ROTOR DRIVE SHAFT.
- Difficulty date
- October 20, 2020
- Submitted
- October 21, 2020
- Operation
- Air carrier
- Aircraft
- N512MT
- Make and model
- Bell 407
- Aircraft serial
- 53571
- Aircraft time
- 7,711 hours, 32,721 cycles
- System (JASC)
- 6510 · Tail Rotor Drive Shaft
- Part
- Drive Shaft
- Part number
- 407040325107
- Condition
- Corroded
- Location
- Tail Rotor
- 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.