What was found
PERFORMED INSPECTIONS PER AD-2023-14-03 IAW BOEING REQUIREMENTS BULLETIN 747-53A2911. IDENTIFIED CRACKS IN STRINGERS AT THE FOLLOWING LOCATIONS: STA 2598: S-4R, S-5R, S-25R, S-4L, S-5L, S-8L, S-10L
- Difficulty date
- September 2, 2025
- Submitted
- September 2, 2025
- Operation
- General aviation
- Aircraft
- N747US
- Make and model
- Boeing 7478
- Aircraft serial
- 40905
- Aircraft time
- 25,860 hours, 2,808 cycles
- System (JASC)
- 5313 · Fuselage Main, Longeron/Stringer
- Part
- Stringer
- Condition
- Cracked
- Location
- Zone 200
- 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.