What was found
MAIN CABIN FLOORBBEAM, BS 540, BETWEEN LBL 0 - LBL 25 INBD END WAS CRACKED AROUND THE FASTENER. REMOVED AND REPLACED IAW SRM 51-40-02-0G-0-B00069. LOCATED AND DRILLED IAW SRM 51-40-05-0G-0. APPLIED CIC IAW AMM 51-21-91-620-802.
- Difficulty date
- December 2, 2025
- Submitted
- December 16, 2025
- Operation
- Air carrier
- Aircraft
- N8512U
- Make and model
- Boeing 7378H4
- Aircraft serial
- 38816
- Aircraft time
- 29,918 hours, 14,994 cycles
- System (JASC)
- 5315 · Fuselage Main, Floor Beam
- Part
- Floorbeam
- Condition
- Cracked
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.