What was found
AIRCRAFT IN BASE MAINTENANCE: FORWARD CARGO AFT BULKHEAD LOWER FLANGE HAS SIGNS OF CORROSION AT STA 500I AND 25L. REMOVED AND REPLACED FLANGE.
- Difficulty date
- February 28, 2023
- Submitted
- March 6, 2023
- Operation
- Air carrier
- Aircraft
- N905AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29507
- Aircraft time
- 61,187 hours, 25,169 cycles
- System (JASC)
- 5310 · Fuselage Main, Structure
- Part
- Flange
- Part number
- 143A9485Y35
- Condition
- Corroded
- Location
- Zone 100 - Fuse
- 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.