What was found
THE L/H LWR FWD TORQUE BOX PANEL HAS 5EA DISBONDED / DELAMINATED AREAS FROM TOP TO BOTTOM. INSTALLED 1 EA TORQUE BOX PANEL IAW SRM 51-40-02.
- Difficulty date
- April 26, 2026
- Submitted
- May 20, 2026
- Operation
- Air carrier
- Aircraft
- N440UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 25471
- Aircraft time
- 31,609 hours, 20,835 cycles
- System (JASC)
- 5530 · Vertical Stabilizer
- Part
- Panel
- Part number
- 175N20013
- Condition
- Delaminated
- 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.