What was found
RT HORIZONTAL STAB RIB NR 4 STIFFENER NR 4 HAS A CRACK. INSTALLED HORIZONTAL STABILIZER MECHANICAL INSPAR RIB STIFFNER CRACK REPAIR AT STIFFENER NR 4 RIB NR 4, PER REF B737-700 SRM 55-10-9-2R-4.
- Difficulty date
- October 5, 2020
- Submitted
- November 4, 2020
- Operation
- Air carrier
- Aircraft
- N429WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33658
- Aircraft time
- 61,054 hours, 35,875 cycles
- System (JASC)
- 5510 · Horizontal Stabilizer Structure
- Part
- Stiffener
- 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.