What was found
AIRCRAFT IN BASE MAINTENANCE: GALVANIC CORROSION ON T-CAP ON FLOORBEAM AT STA 947, LBL 52 TO RBL 52. MAINTENANCE REPLACED T-CAP ON FLOOR BEAM AT STA 947, LBL 52 TO RBL 52 IAW SRM 53-70-51-2R-5 ALT 1.
- Difficulty date
- July 26, 2026
- Submitted
- August 12, 2026
- Operation
- Air carrier
- Aircraft
- N809NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33519
- Aircraft time
- 50,197 hours, 21,258 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.