- Difficulty date
- September 18, 2023
- Submitted
- October 25, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7378H4
- Aircraft serial
- 36682
- Aircraft time
- 37,857 hours, 17,208 cycles
- Part
- Intercostal
- 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
INTERCOSTAL CRACKED; BS380-400; LBL14; WL208<[01] CRACK FOUNDED ONLY ON THE UPPER CHORD AT BS 380-400 LBL 14 WL 208. REMOVED AND REPLACED UPPER CHORD AT BS 380-400 LBL 14 WL 208 IAW SRM 51-40-02-0G-0 AND BOEING DWG 143A5400.;[02] UPDATE STEP 4. FAULT COMPLETE;[03] VERIFIED CORRECTIVE ACTION 1