- Difficulty date
- July 2, 2019
- Submitted
- March 14, 2022
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36647
- Aircraft time
- 34,324 hours, 20,744 cycles
- Part
- Rib
- Condition
- Cracked
- Location
- Lt Horiz 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.
What was found
LT HORIZONTAL STABILIZER [INTERNAL] RIB 4 AT LOWER PART OF STIFFNERS HAS A CRACK 19' AFT OF FRONT SPAR. [DOT 124-005] / PERFORMED REPAIR AT L/H HORIZ. STAB . RIB #4 IAW B737 SRM 55-10-09-2R-4 FIG 202 REPAIR 4 .INSTALLED REPAIR PART IAW B737 SRM 55-10-09-2R-4 &51-40-02-0G- &51-40-02-0G-0; KIT P/N 7551022