What was found
VERTICAL FIN L/E RIB P/N 176A1310-13 HAS DELAMINATION ON BULLNOSE. / VERTICAL FIN L/E RIB P/N 176A1310-13 WAS REPLACED WITH SERVICEABLE VERTICAL FIN L/E ASSEMBLY ON CARD #T984182.
- Difficulty date
- October 9, 2019
- Submitted
- May 16, 2022
- Operation
- Air carrier
- Aircraft
- N421LV
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32452
- Aircraft time
- 60,982 hours, 35,687 cycles
- System (JASC)
- 5531 · Vertical Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 176A131013
- Condition
- Delaminated
- Location
- Vert. S Tab.
- 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.