What was found
(CAN)BOLT FOUND LODGED IN POWER TURBINE BLADE ON ROUTINE BORESCOPE INSPECTION. 2 BROKEN BOLTS ON THE INTERSTAGE CASE FLANGE. SEVERE CORROSION AT ALL BOLT POSITIONS OF THE INTERSTAGE CASE REAR FLANGE. THIS ENGINE WAS PRE SB 21175.
- Difficulty date
- March 19, 1996
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Emb EMB120
- Engine
- Pwa PW118
- System (JASC)
- 7250 · Turbine Section
- Part
- Bolts
- Part number
- MS969611
- Condition
- Broken
- Location
- Interstage Flang
- Part time
- 13,584 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.