What was found
NR 4 PYLON RT FWD FRAME CHORD AT NAC STA 221 HAS 2 EA CRACK INDICATIONS AT UPPER END.
- Difficulty date
- May 4, 2011
- Submitted
- May 5, 2011
- Operation
- Air carrier
- Aircraft
- N746CK
- Make and model
- Boeing 747246F
- Aircraft serial
- 22989
- Aircraft time
- 113,469 hours, 22,201 cycles
- System (JASC)
- 5411 · Nacelle/Pylon, Frame/Spar/Rib
- Part
- Frame
- Condition
- Cracked
- Location
- Nr 4 Pylon
- Stage of operation
- IN
- How discovered
- E
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.