Service difficulty report · Support Plate · Boeing 7377H4

Difficulty date
December 2, 2025
Submitted
December 29, 2025
Operation
Air carrier
Aircraft
N943WN
Make and model
Boeing 7377H4
Aircraft serial
36913
Aircraft time
51,234 hours, 31,377 cycles
Part
Support Plate
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 BS727B TO BS767 RBL22 WL156. CORROSION ON AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT PLATE BS 727 TO 767 RBL 22 WL 156; FOUND TO BE OUT OF LIMITS. REMOVED; REPLACED AND INSTALLED NEW FLOOR TO SIDEWALL SUPPORT PLATE AT BS 727 TO 767 RBL 22 WL 156 PER SRM 51-40-02-0G-0; AND DWG 146A7500 REV: -.

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