What was found
INSIDE KEEL BEAM HAS CORROSION WHEN LOOKING AFT THROUGH ACCESS HOLE ON AFT ATTACH ANGLE WHERE IT MEETS THE LOWER HORIZONTAL WEB AT STATION APPRX 1327 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.