- Difficulty date
- August 23, 2023
- Submitted
- September 19, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 36616
- Aircraft time
- 51,012 hours, 30,668 cycles
- Part
- Floorbeam
- Part number
- UNKNOWN
- Condition
- Corroded
- Location
- Zn 200 Fus Top
- 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 FLOOR BEAM LOWER FLANGE AROUND FLOOR PANEL HOLE RBL 5 WL 208.<[01] REMOVED DAMAGED AND REPAIRED FLOOR BEAM LOWER FLANGE AT BS 986 RBL 5 WL 208 PER SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1.;[02] REMOVED DAMAGED AND REPAIRED FLOOR BEAM UPPER FLANGE AT BS 986 RBL 5 WL 208 PER SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 1 WORK WAS ACCOMPLISHED ON STEPS 1-12