Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
April 15, 2020
Submitted
May 5, 2020
Operation
Air carrier
Aircraft
N460WN
Make and model
Boeing 7377H4
Aircraft serial
32464
Aircraft time
56,047 hours, 33,294 cycles
Part
Intercostal
Condition
Corroded
Location
Fuselage
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*** ON INTERCOSTAL AT ACB BS767 - BS787 RBL21 WL155. / REMOVED DAMAGE FROM ACB INTERCOSTAL BS767-787 RBL-21 WL-155 FOUND TO BE OUT OF LIMIT IAW SRM 53-00-53-1A-2 PAR-4C DET-D LOCATED AND DRILLED NEW INTERCOSTAL P/N 146A8123U19 IAW SRM 51-40-05-0G-0 AND INSTALLED IAW SRM 51-40-02-0G-0 AND DWG #146A0081 REV A

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