What was found
NR 4 PYLON NAC STA 221.9 BULKHEAD UPPER CHORD CRACKED IN RADIUS.
- Difficulty date
- April 10, 2007
- Submitted
- April 10, 2007
- Operation
- Air carrier
- Aircraft
- N703CK
- Make and model
- Boeing 747212B
- Aircraft serial
- 21939
- Aircraft time
- 87,270 hours, 16,715 cycles
- System (JASC)
- 5412 · Nacelle/Pylon, Bulkhead/Firewall
- Part
- Bulkhead
- Condition
- Cracked
- Location
- Nr 4 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.