What was found
DORSAL FIN #1 RIB CRACKED, FIRST FWD RIB. REMOVED AT DORSAL FIN RIB IAW SRM 51-40-02-0G-0. LOCATED AND DRILLED A NEW RIB IAW SRM 51-40-02-0G-0, AND DWG 174A0101. INSTALLED THE NEW RIB IAW 51-40-02-0G-0, AND DWG 174A0101.
- Difficulty date
- November 18, 2022
- Submitted
- December 29, 2022
- Operation
- Air carrier
- Aircraft
- N275WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36153
- Aircraft time
- 51,164 hours, 30,694 cycles
- System (JASC)
- 5531 · Vertical Stabilizer, Spar/Rib
- 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.