What was found
AFT COUPLING OF NR 2 TAILROTOR DRIVESHAFT HAS A CRACK ACROSS THE SPAN ON THE FORWARD AND AFT SEGMENTS OF THE DISC PACK. (X)
- Difficulty date
- July 7, 2000
- Submitted
- August 7, 2000
- Operation
- General aviation
- Aircraft
- N627AL
- Make and model
- Bell 407
- Aircraft serial
- 53284
- Aircraft time
- 2,534 hours
- System (JASC)
- 6510 · Tail Rotor Drive Shaft
- Part
- Disc Pack
- Part number
- 407340340101
- Part serial
- RFNS1860
- Condition
- Cracked
- Location
- Tail Rotor
- Part time
- 153 hours
- Component
- T/R Driveshaft
- Component part number
- 407040303107
- 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.