Service difficulty report · Floorbeam · Boeing 757236

Difficulty date
July 27, 2020
Submitted
August 31, 2020
Operation
Air carrier
Aircraft
N910FD
Make and model
Boeing 757236
Aircraft serial
25054
Aircraft time
58,152 hours, 22,343 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 1200
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROISION ON FLOOR BEAM AT STA 1200 LBL 2 TO LBL 68 EVALUATED UPPER SURFACE OF FLOOR BEAM AT BSTA 1200 LBL2 TO LBL68 AND FOUND CORROSION TO BE GREATER THAN 10% OF MATERIAL THICKNESS. REPAIRED UPPER SURFACE OF FLOOR BEAM AT STA 1200 LBL 2 TO LBL 68 IAW SRM 53-00-51-2R REPAIR 8