- Difficulty date
- October 5, 2023
- Submitted
- November 3, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36620
- Aircraft time
- 51,548 hours, 31,049 cycles
- Part
- Floorbeam
- Part number
- UNKNOWN
- Condition
- Corroded
- Location
- Zn 100 Fus Lower
- 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.
What was found
CORROSION ON BS 986 FLOORBEAM; RBL 46; WL 208<[01] REPAIRED PASSENGER FLOORBEAM BS 986 IAW SRM 53-70-51-2R-4 REPAIR 4 AND PER EA#23-153-03055-WIP-1;[02] CORROSION ON BS 986 FLOORBEAM; RBL 46; WL 208 WAS REPAIRED IAW EA 23-153-03055;[03] VERIFIED STEPS COMPLETE; CORRECTIVE ACTION COMPLETE WITH MEASUREMENTS