What was found
PYLON NR 4 DIAGONAL BRACE LOWER SPAR FITTING BEARING MIGRATED. BEARING WAS REMOVED AND REPLACED WITH NEXT AVAILABLE OVERSIZED BEARING P/N KSC273624B-090 AS PER SRM 54-41-03 AND MM 54-10-03.
- Difficulty date
- June 24, 2006
- Submitted
- July 14, 2006
- Operation
- Air carrier
- Aircraft
- N517MC
- Make and model
- Boeing 747243B
- Aircraft serial
- 23300
- Aircraft time
- 78,180 hours, 12,917 cycles
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Bearing
- Part number
- KSC273624B030
- Condition
- Migrated
- Location
- Nr 4 Pylon
- 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.