Service difficulty report · Floor Support · Boeing 737823

Difficulty date
April 8, 2025
Submitted
April 11, 2025
Operation
Air carrier
Aircraft
N924NN
Make and model
Boeing 737823
Aircraft serial
33486
Aircraft time
35,472 hours, 15,302 cycles
Part
Floor Support
Part number
141A56901
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 STRUCTURE INTERCOSTAL BETWEEN STA 296 AND STA 312 AT RBL 10.5. REPLACED INTERCOSTAL PER AARD 51-00-05-1.