- Difficulty date
- October 9, 2024
- Submitted
- October 28, 2024
- Operation
- Air carrier
- Make and model
- Boeing 737790
- Aircraft serial
- 30165
- Aircraft time
- 70,559 hours, 36,836 cycles
- Part
- Floorbeam
- Part number
- 141A550221
- 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.
What was found
FWD WET AREA, FLOOR BEAM STA 294.5 HAS CORROSION AT RBL 16.18. GROUNDED - YES. REMOVED CORROSION BY BLENDOUT AND FOUND TO BE BEYOND LIMITS IAW B737-700 SRM 53-10-51-1A-1 FIG 105 REPAIRED DAMAGED SURFACE IAW B737-700 SRM 53-10-51-2R-14 FIG 204W=.750 O=.100" R=.082" L=1.100" D=.018".