What was found
DURING "M" CHECK, FOUND CRACKS IN NR 3 PYLON FRAME AND STIFFENER AT NAC STA 210 AND CUT OUT SKIN AT ACCESS PANEL 473 CL. REPAIRED PER EA 67-209239.
- Difficulty date
- April 6, 2007
- Submitted
- May 2, 2007
- Operation
- Air carrier
- Aircraft
- N644NW
- Make and model
- Boeing 747212F
- Aircraft serial
- 24177
- Aircraft time
- 69,320 hours, 12,718 cycles
- System (JASC)
- 5411 · Nacelle/Pylon, Frame/Spar/Rib
- Part
- Frame
- Condition
- Cracked
- Location
- Nr 3 Pylon
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.