What was found
RECURRING 25-HOUR INSPECTION AND BEARING LUBRICATION (PER ASB 407-00-35 AND AD 2000-02-01), FOUND ACCUMULATED GREASE EXPELLED FROM AROUND THE SEAL IS BLACK DETERMINING BEARING IS DAMAGED. (X)
- Difficulty date
- April 16, 2000
- Submitted
- July 19, 2000
- Operation
- General aviation
- Aircraft
- N687AL
- Make and model
- Bell 407
- Aircraft serial
- 53366
- System (JASC)
- 6510 · Tail Rotor Drive Shaft
- Part
- Bearing
- Part number
- 407340339103
- Part serial
- K981295
- Condition
- Damaged
- Location
- Shaft Hanger
- Part time
- 907 hours
- Component
- T/R Driveshaft · Bell
- Component part number
- 407040302107
- 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.