What was found
UPPER U-CHANNEL ON ENGINE FIREWALL, BOTH LEFT AND RIGHT HAND ENGINE NACELLES. CRACK DEVELOPED WHERE ENGINE MOUNT BOLT RUNS THROUGH FIREWALL. PROBABLE CAUSE IS NORMAL ENGINE VIBRATION.
- Difficulty date
- January 11, 2002
- Submitted
- March 27, 2002
- Operation
- Air carrier
- Aircraft
- N9098Q
- Make and model
- Beech 58
- Aircraft serial
- TH109
- Engine
- Cont IO520CB
- System (JASC)
- 5410 · Nacelle/Pylon, Main Frame
- Part
- Channel
- Part number
- 969800015
- Condition
- Cracked
- Location
- Rt Nacelle
- 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.