What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK IN LEFT HAND HORIZONTAL STABILIZER RIB STIFFENER LOCATED AT STABILIZER STA 129.5, SECOND VERTICAL STIFFENER FROM THE FORWARD SPAR. REPLACED RIB PER AARD 55-10-00-2 AND SRM 51-40-02.
- Difficulty date
- October 21, 2022
- Submitted
- October 25, 2022
- Operation
- Air carrier
- Aircraft
- N856NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31107
- Aircraft time
- 35,899 hours, 15,031 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 182A53053
- 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.