What was found
DORSAL FIN HAS FWD RIB CRACKED / REMOVED AND REPLACED FWD RIB FOR DORSAL FIN AS PER REF B737-7 SRM 51-40-02-0G-0 AND DWG REF 174A0103; RIB WAS FABRICATED AS PER DWG REF 174A1108 AND BAC 56022.MAT USED 2024-0 CLAD 0.040'. PO 1679582.
- Difficulty date
- April 16, 2021
- Submitted
- May 24, 2021
- Operation
- Air carrier
- Aircraft
- N7815L
- Make and model
- Boeing 73776Q
- Aircraft serial
- 30288
- Aircraft time
- 54,841 hours, 31,697 cycles
- System (JASC)
- 5530 · Vertical Stabilizer
- Part
- Rib
- Condition
- Cracked
- Location
- Vertical Stab
- 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.