Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
May 7, 2026
Submitted
July 22, 2026
Operation
Air carrier
Aircraft
N925WN
Make and model
Boeing 7377H4
Aircraft serial
36630
Aircraft time
58,239 hours, 35,449 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 FWD CARGO BAY LT FLOOR TO SIDEWALL SUPPORT PLATE AT MULTIPLE AREAS AROUND NUT PLATE HOLES, BS 460 - 500B, LBL 22, WL 156. CORROSION ON FWD CARGO BAY LT FLOOR TO SIDEWALL SUPPORT PLATE, BS 396 - 500D, LBL 22, WL 156, FOUND TO BE OUT OF LIMITS. REMOVED, REPLACED, AND INSTALLED A NEW FLOOR TO SIDEWALL PLATE IAW SRM 53-00-53-1A-2, SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, DWG 143A7500, REV -, AND DWG 284A0603, REV -.

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