Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
January 19, 2026
Submitted
February 6, 2026
Operation
Air carrier
Aircraft
N945WN
Make and model
Boeing 7377H4
Aircraft serial
36660
Aircraft time
51,108 hours, 31,405 cycles
Part
Sidewall Support
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

CORRODED FLOOR TO SIDEWALL SUPPORT BS 500A - 500D, RBL 25, WL 156. REMOVED AND REPLACED THE FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-02-0G-0, AND DWG 143A7500, REV -.

More about the Boeing 737-7H4