Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
February 3, 2026
Submitted
February 24, 2026
Operation
Air carrier
Aircraft
N950NN
Make and model
Boeing 737823
Aircraft serial
31194
Aircraft time
34,704 hours, 14,363 cycles
Part
Floorbeam
Condition
Corroded
Location
Zone 100 - Fuse
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: CORROSION ON PASSENGER CABIN FLOORBEAM UPPER CHORD AT STA 987, RBL 47. REPAIRED CHORD PER SRM 53-70-51-2R-6 ALTERNATIVE 4.