Service difficulty report · Support Plate · Boeing 7377H4

Difficulty date
March 26, 2025
Submitted
April 28, 2025
Operation
Air carrier
Aircraft
N281WN
Make and model
Boeing 7377H4
Aircraft serial
36528
Aircraft time
57,749 hours, 34,935 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 R/H FLOOR TO SIDEWALL SUPPORT PLATE HAS MULTIPLE AREAS AROUND NUT PLATE HOLES BS727B TO BS767 RBL22 WL156<[01] CORROSION ON AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. REMOVED; REPLACED AND INSTALLED NEW FLOOR TO SIDEWALL SUPPORT AT BS 727 TO BS 767 RBL 22 WL 156 PER SRM 51-40-02-0G-0 AND DWG 146A7500 REV: A.

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