Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
July 26, 2025
Submitted
August 18, 2025
Operation
Air carrier
Aircraft
N935NN
Make and model
Boeing 737823
Aircraft serial
33231
Aircraft time
34,819 hours, 15,192 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 CHORD (T-CAP) LOCATED AT BS 947, BL 0. REPAIRED UPPER CHORD PER SRM 53-70-51-2R-5.