Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
November 3, 2025
Submitted
January 15, 2026
Operation
Air carrier
Aircraft
N945NN
Make and model
Boeing 737823
Aircraft serial
33233
Aircraft time
34,775 hours, 14,455 cycles
Part
Floorbeam
Part number
147A5676U6
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

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON PASSENGER CABIN FLOORBEAMAT BS 951, FROM RBL 27 TO RBL 49. REPLACED FLOORBEAM IAW AARD 51-00-05-01.