What was found
NR 4 PYLON NAC STA 221.9 BULKHEAD UPPER CHORD CRACKED AT LBL 2.
- Difficulty date
- January 18, 2011
- Submitted
- January 18, 2011
- Operation
- Air carrier
- Aircraft
- N703CK
- Make and model
- Boeing 747212B
- Aircraft serial
- 21939
- Aircraft time
- 96,152 hours, 18,544 cycles
- System (JASC)
- 5412 · Nacelle/Pylon, Bulkhead/Firewall
- Part
- Bulkhead
- Condition
- Cracked
- 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.