- Difficulty date
- January 20, 2022
- Submitted
- January 26, 2022
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32504
- Aircraft time
- 52,972 hours, 31,518 cycles
- Part
- Rib
- Condition
- Cracked
- Location
- Horizontal Stab
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HORIZONTAL STABILIZER RT RIB #4 HSS 120.30 AFT STIFFENER CRACKED AT BOTTOM. PERFORMED HFEC INSP ON HORIZ. STAB RT RIB NR 4 IAW NDT PART 6 51-00-00 PROC. 23. CRACK CONFIRMED. INSTALLED REPAIR PARTS AT HORIZONTAL STAB RIB # 40 IAW SRM 51-40-02.