What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOORBEAM UPPER CHORD AT BS 986, LBL 40. REPAIRED FLOORBEAM CHORD PER SRM 53-70-51-2R REPAIR 6 ALTERNATIVE 4.
- Difficulty date
- December 28, 2023
- Submitted
- January 8, 2024
- Operation
- Air carrier
- Aircraft
- N886NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33223
- Aircraft time
- 35,099 hours, 14,898 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Part number
- UNKNOWN
- 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.