What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK IN RIGHT HAND HORIZONTAL STABILIZER RIB 3, LOWER VERTICAL STIFFENER LOCATED AT STABILIZER STA 92.70. REMOVED AND REPLACED VERTICAL STIFFENER PER SRM 51-40-02-0G.
- Difficulty date
- February 19, 2024
- Submitted
- February 20, 2024
- Operation
- Air carrier
- Aircraft
- N920AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29521
- Aircraft time
- 60,253 hours, 24,619 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Stiffener
- Part number
- 182A5301U4
- 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.