What was found
HUB FOUND CRACKED INSIDE HUB AT CONTROL ROTOR TRUNNION STUD HOLE. CRACK FOUND AT 50-HOUR DYE PENETRANT INSPECTION DURING C/W AD 73-20-3. SUBMITTER STATED CRACKS IN THIS AREA OCCUR ON OCCASION.
- Difficulty date
- May 15, 1996
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N48219
- Make and model
- Hiller UH12E
- Aircraft serial
- 2166
- System (JASC)
- 6220 · Main Rotor Head
- Part
- Hub
- Part number
- 514397
- Condition
- Cracked
- Location
- M/R
- Part time
- 2,340 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.