What was found
LEFT AFT MLG W/W 1180 BULKHEAD INBD LOWER SUPPORT CHANNEL SHOWS EVIDENCE OF A CRACK.
- Difficulty date
- April 29, 2026
- Submitted
- May 11, 2026
- Operation
- Air carrier
- Aircraft
- N440UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 25471
- Aircraft time
- 31,609 hours, 20,835 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Channel
- Part number
- 144N2503133
- Condition
- Cracked
- Location
- Zone 100
- 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.