Service difficulty report · Floorbeam · Boeing 737824

Difficulty date
September 8, 2025
Submitted
September 9, 2025
Operation
Air carrier
Aircraft
N77258
Make and model
Boeing 737824
Aircraft serial
30802
Aircraft time
75,311 hours, 28,294 cycles
Part
Floorbeam
Part number
141A550426
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

SEVERAL SPOTS WITH EVIDENCE OF SURFACE CORROSION AT FWD WET AREA FLOORBEAM TOP SURFACE STA 328 RBL 38 TO RBL 58. REMOVED DAMAGED TEE AND ACCOMPLISHED NEW TEE FABRICATION AT WET AREA FLOORBEAM IAW SRM 51-40-02-0G-0,SRM 53-10-51-2R-7 AND EC-RA 5321-01706.