What was found
LEFT UPPER SKIN PANEL WAS OBSERVED CRACKED IN-FLIGHT. FOUND PANEL CRACKED AND DELAMINATED ALL THE WAY ACROSS THE INBOARD-OUTBOARD DIRECTION. REMOVED SKIN PANEL, REPAIRED AND REINSTALLED.
- Difficulty date
- June 15, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N4724U
- Make and model
- Boeing 747122
- Aircraft serial
- 19875
- Engine
- Pwa JT9D7A
- System (JASC)
- 5730 · Wing, Plate/Skin
- Part
- Skin
- Part number
- 65B0808175
- Condition
- Cracked
- Location
- Le Wing
- Part time
- 82,264 hours
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.