What was found
CORROSION IN SECTIONS 4 AND 7. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR STRUCTURE WEB AT BS 989 AND RBL 33. REPLACED WEB PER AARD 51-00-05-1.
- Difficulty date
- April 25, 2025
- Submitted
- July 31, 2025
- Operation
- Air carrier
- Aircraft
- N928NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31172
- Aircraft time
- 34,598 hours, 14,986 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Web
- Part number
- 147A571235
- Condition
- Corroded
- Location
- Zone 200
- 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.