Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
April 7, 2026
Submitted
April 29, 2026
Operation
Air carrier
Aircraft
N909AN
Make and model
Boeing 737823
Aircraft serial
29511
Aircraft time
68,629 hours, 28,616 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 FLOORBEAM UPPER TEE ANGLE BS 986, LBL 5 - RBL 5. REPLACED THE TEE ANGLE IAW SRM 53-70-51-2R-4.