What was found
DURING A 25HR CHECK, THE NR 6 TAIL ROTOR DRIVESHAFT MOUNTING FLANGE WAS DISCOVERED CRACKED ON THE OUTPUT SIDE OF THE IGB COUPLING. THE CRACKS ARE AROUND THE BOLT HOLES. THE TRDS IS ON-CONDITION.
- Difficulty date
- May 9, 2011
- Submitted
- May 11, 2011
- Operation
- Air carrier
- Aircraft
- N5748M
- Make and model
- Bell 214ST
- Aircraft serial
- 28102
- Aircraft time
- 11,679 hours, 3,020 cycles
- Engine
- Ge CT72A
- System (JASC)
- 6510 · Tail Rotor Drive Shaft
- Part
- Drive Shaft
- Part number
- 214040622005
- Condition
- Cracked
- 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.