What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOOR BEAM UPPER TEE-FITTING AT BS 947, FROM RBL 52 TO LBL 52. REPLACED UPPER TEE FITTING PER SRM 53-70-51-2R-5
- Difficulty date
- November 3, 2025
- Submitted
- January 15, 2026
- Operation
- Air carrier
- Aircraft
- N944NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31185
- Aircraft time
- 35,405 hours, 14,655 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.