What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKED LEFT HAND HORIZONTAL STABILIZER RIB VERTICAL STIFFENER LOWER END AT STABILIZER STATION 101.9, THIRD RIB OUTBOARD OF THE STABILZER ROOT. MAINTENANCE REPLACED RIB PER SRM 51-40-02.
- Difficulty date
- December 27, 2022
- Submitted
- January 3, 2023
- Operation
- Air carrier
- Aircraft
- N967AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29545
- Aircraft time
- 61,996 hours, 25,874 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- Horizontal Stab
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.