What was found
INSIDE KEEL BEAM WHEN LOOKING AFT THROUGH ACCESS HOLE THERE IS CORROSION ON AFT ATTACH ANGLE WHERE IT MEETS THE LOWER HORIZONTAL WEB AT STATION APPRX 1285 LBL-7 TO RBL-7
- Difficulty date
- March 17, 2023
- Submitted
- March 18, 2023
- Operation
- Air carrier
- Aircraft
- N403KZ
- Make and model
- Boeing 747481F
- Aircraft serial
- 34018
- Aircraft time
- 59,054 hours, 11,562 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Attach Angle
- Condition
- Corroded
- 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.