Service difficulty report · Support Plate · Boeing 7377H4

Difficulty date
February 17, 2025
Submitted
March 20, 2025
Operation
Air carrier
Aircraft
N289CT
Make and model
Boeing 7377H4
Aircraft serial
36633
Aircraft time
57,118 hours, 34,525 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 L/H FLOOR TO SIDEWALL SUPPORT PLATE MULTIPLE AREAS AROUND NUT PLATE HOLES BS727B TO BS767 LBL22 WL156 <[01]. CORROSION ON AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT PLATE; FOUND TO BE OUT LIMITS. REMOVE AND REPLACE L/H FLOOR TO SIDEWALL SUPPORT BS 727 TO BS 847 IAW SRM 51-40-05-0G-0; SRM 51-40-02-0G-0 AND DWG 146A7500 ID: 0113 REV: -; [02] VERIFIED COMPLETION CORRECTIVE ACTION 1 AND MEASUREMENT TABLE.

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