Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
September 10, 2026
Submitted
October 1, 2026
Operation
Air carrier
Aircraft
N810NN
Make and model
Boeing 737823
Aircraft serial
33207
Aircraft time
50,249 hours, 21,326 cycles
Part
Floorbeam
Part number
654A004391
Condition
Corroded
Location
Zone 100
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

AIRCRAFT IN BASE MAINTENANCE: AFT CARGO GALVANIC CORROSION FOUND AROUND NUT PLATE FASTENER HOLE AT TIE DOWN FITTING LOCATED STA. 747 RBL 16. SPLICE REPAIR INSTALLED PER SRM 53-00-53-2R.