Service difficulty report · Door Frame · Cessna 402C

Difficulty date
October 3, 2018
Submitted
October 3, 2018
Operation
Air carrier
Aircraft
N771EA
Make and model
Cessna 402C
Aircraft serial
402C0046
Aircraft time
29,756 hours, 36,390 cycles
Part
Door Frame
Part number
50111103
Condition
Corroded
Location
Fuselage
Part time
29,756 hours, 36,390 cycles
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

WHILE CONDUCTING OTHER MAINTENANCE, AN AREA OF CORROSION WAS NOTED ON THE FUSELAGE FRAME ASSEMBLY AT F.S. 214.00, JUST ABOVE THE 501110-12 STRIKER PLATE FOR THE LOWER PASSENGER DOOR PIN. THE 501110-12 STRIKER PLATE WAS REMOVED FOR FURTHER INSPECTION. UPON REMOVAL OF THE STRIKER PLATE, MORE CORROSION WAS DISCOVERED. THIS AREA OF CORROSION WAS MEASURED AT 2.10 HIGH BY .68 WIDE, WITH A DEPTH OF .055. THE FUSELAGE FRAME AND STRIKER PLATE WILL BE REPLACED WITH NEW PARTS.

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