What was found
LT HORIZONTAL STAB REMOVABLE L/E HAD A CRACKED RIB AT L/E HSS 78.29. REMOVED AND REPLACED THE RIB IAW SRM 51-40-02-0G-0, SRM 51-40-05-0G-0 & DWG 186A1001, SHT 10.
- Difficulty date
- June 15, 2020
- Submitted
- July 7, 2020
- Operation
- Air carrier
- Aircraft
- N480WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33998
- Aircraft time
- 55,251 hours, 32,519 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 186A1001
- Condition
- Cracked
- Location
- Horizontal 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.