What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR BEAM UPPER CHORD AT BS 947.5 AND RBL 24. REPAIRED UPPER CHORD PER SRM 53-70-51-2R-5.
- Difficulty date
- February 27, 2026
- Submitted
- March 18, 2026
- Operation
- Air carrier
- Aircraft
- N990AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29563
- Aircraft time
- 49,213 hours, 20,757 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- 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.