Service difficulty report · Channel · Boeing 7377H4

Difficulty date
September 30, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N430WN
Make and model
Boeing 7377H4
Aircraft serial
33659
Aircraft time
61,499 hours, 36,261 cycles
Part
Channel
Condition
Corroded
Location
Bs 312-344
Stage of operation
IN
How discovered
9
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 FORWARD ENTRY DOOR MOP SILL AT B.S. 312-344; L.B.L. 55; W.L. 208.1. / REMOVED CORROSION ON FWD ENTRY DOOR MOPSILL; THE LOST MATERIAL IS MORE THAN 10% REMAINING THICKNESS IS .050' ORIGINAL THICKNESS IS .080' THEREFORE FOUND TO BE OUT OF LIMITS PER REF SRM 53-10-15-1A-1. REMOVED AND REPLACED FWD ENTRY DOOR MOP SILL AT BS 312-344 LBL 55 WL 208.1 PER REF SRM 51-40-02-0G AND DWG NBR 141A8110.

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