What was found
NR 1 PYLON BULKHEAD FRAME CRACKED O/B FRONT SPAR CHORD ASSY, FWD SIDE NAC STA 221.
- Difficulty date
- May 17, 2011
- Submitted
- May 19, 2011
- Operation
- Air carrier
- Aircraft
- N793CK
- Make and model
- Boeing 747222B
- Aircraft serial
- 23736
- Aircraft time
- 73,616 hours, 9,463 cycles
- System (JASC)
- 5411 · Nacelle/Pylon, Frame/Spar/Rib
- Part
- Frame
- Condition
- Cracked
- Location
- Nr 1 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.