Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
July 15, 2025
Submitted
August 14, 2025
Operation
Air carrier
Aircraft
N902WN
Make and model
Boeing 7377H4
Aircraft serial
36615
Aircraft time
57,234 hours, 33,409 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

CORROSION AFT CARGO BAY RT FLOOR TO SIDEWALL SUPPORT PLATE HAS MULTIPLE AREAS AROUND NUT PLATE HOLES BS 727B+10 TO 767, RBL 22, WL 156. CORROSION ON AFT CARGO BAY RT FLOOR TO SIDEWALL SUPPORT. FOUND TO BE OUT OF LIMITS. REMOVED, REPLACED, AND INSTALLED A NEW AFT CARGO BAY RT FLOOR TO SIDEWALL SUPPORT PLATE, BS 727 TO 847, RBL 22, WL 156 IAW SRM 51-40-02-0G-0, AND DWG 146A7500, REV -.

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