What was found
EVIDENCE OF CORROSION FOUND ON CENTER TANK UPPER FWD SKIN SECTION AT BS 1139, RBL 100.
- Difficulty date
- July 2, 2026
- Submitted
- July 2, 2026
- Operation
- Air carrier
- Aircraft
- N742CK
- Make and model
- Boeing 747446
- Aircraft serial
- 24424
- Aircraft time
- 126,527 hours, 25,963 cycles
- System (JASC)
- 2810 · Fuel Storage
- Part
- Skin
- Condition
- Corroded
- Location
- Fuel Cell
- 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.