Service difficulty report · Floor Support · Boeing 737823

Difficulty date
October 4, 2025
Submitted
October 30, 2025
Operation
Air carrier
Aircraft
N942NN
Make and model
Boeing 737823
Aircraft serial
33492
Aircraft time
34,648 hours, 14,387 cycles
Part
Floor Support
Part number
147A56766
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 FLOOR STRUCTURE INTERCOSTAL AT BS 951, RBL 32. REPLACED INTERCOSTAL PER SRM 51-40-02.