Service difficulty report · Spar Cap · Cessna 402C

Difficulty date
June 18, 2015
Submitted
June 22, 2015
Operation
Air carrier
Aircraft
N223PB
Make and model
Cessna 402C
Aircraft serial
402C0105
Aircraft time
34,694 hours
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Part number
52920291
Condition
Corroded
Location
Lt Wing
Part time
9,791 hours
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

DURING SCHEDULED INSPECTION, AREAS OF EXFOLIATING CORROSION WERE FOUND AT LT WING LOWER FWD SPAR CAP STRAP, OEM PN 5292029-1, PREVIOUSLY INSTALLED VIA SERVICE KIT SK402-47 ON MARCH 10, 2004 TO SATISFY REQUIREMENT OF AD2005-12-13 CONCURRENT WITH MEB05-2 AS TERMINATING ACTION FOR AD2005-05-52. THE AFFECTED PARTS WILL BE REPLACED WITH FACTORY NEW FOLLOWING A DETAILED INSPECTION OF SURROUNDING STRUCTURE UPON DISASSEMBLY.

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