What was found
DURING HFEC OPEN HOLE INSPECTION ON NR 3 PYLON FRONT SPAR CHORD FOUND 2 EA HOLE CRACKED. NR 3 PYLON FRONT SPAR CHORD REPAIRED PER BOEING SB 747-54A2158 AND SASCO EN 042-11.
- Difficulty date
- August 20, 2011
- Submitted
- August 24, 2011
- Operation
- Air carrier
- Aircraft
- N486EV
- Make and model
- Boeing 747212B
- Aircraft serial
- 20888
- Aircraft time
- 98,968 hours, 23,131 cycles
- System (JASC)
- 5411 · Nacelle/Pylon, Frame/Spar/Rib
- Part
- Spar
- Condition
- Cracked
- Location
- Nr 3 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.