Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
March 7, 2026
Submitted
March 12, 2026
Operation
Air carrier
Aircraft
N951NN
Make and model
Boeing 737823
Aircraft serial
33327
Aircraft time
34,986 hours, 14,545 cycles
Part
Floorbeam
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: CORROSION ON PASSENGER CABIN FLOOR BEAM UPPER CHORD AT STA 986, RBL 43. REPAIRED CHORD PER SRM 53-70-51-2R-6 ALTERNATIVE 3.