What was found
FOUND BOLT HEAD SEPARATED FROM BOLT SHANK. SAFETY TAB DID NOT APPEAR TO HAVE BEEN UPSET TO PREVENT BOLT HEAD ROTATION AND LOSS OF TORQUE. DRIVE IN WAS ALSO FOUND TO BE SHEARED INT TWO PIECES.
- Difficulty date
- October 23, 2014
- Submitted
- October 24, 2014
- Operation
- General aviation
- Aircraft
- N8440N
- Make and model
- Piper PA28161
- Aircraft serial
- 288216003
- Engine
- Lyc O320D3G
- System (JASC)
- 8520 · Reciprocating Engine Power Section
- Part
- Bolt
- Part number
- STD2213
- Condition
- Failed
- Location
- Crankshaft
- Part time
- 78 hours, 78 cycles
- Component
- Crankshaft · Lyc
- Component part number
- LW17060
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.