- Difficulty date
- July 14, 2023
- Submitted
- August 7, 2023
- Operation
- Air carrier
- Aircraft
- N415WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 29836
- Aircraft time
- 71,392 hours, 42,326 cycles
- Part
- Angle
- Part number
- UNKNOWN
- Condition
- Cracked
- Location
- Zn 100 Fus Lower
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B.S. 663 LOWER COMPOSITE BULKHEAD UPPER ATTACH ANGLE IS CRACKED AT L.B.L. 45; W.L. 165.<[01] ACCOMPLISHED REMOVE AND REPLACE BS 663 LOWER COMPOSITE BULKHEAD UPPER ATTACH ANGLE ON CUSTOMER CARD # TTG8Q00M7WFD (FUSELAGE 5026);[02] VERIFIED CORRECTIVE ACTION 1 AND MEASUREMENT TABLE