What was found
RH H.STAB TIP CLOSURE RIB FOUND UPPER CHORD CRACKED(<P>CRACK UPPER CHORD REPLACED AS PER SRM 51-10-02. NEW UPPER CHORD HOLES TRANSFERRED AS PER SRM 51-40-05. NEW UPPER CHORD INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)
- Difficulty date
- April 18, 2025
- Submitted
- April 18, 2025
- Operation
- Air carrier
- Aircraft
- N493MC
- Make and model
- Boeing 74747UF
- Aircraft serial
- 29254
- Aircraft time
- 106,450 hours, 17,195 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Condition
- Cracked
- Location
- Zone 300
- 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.