Service difficulty report · Fitting · Cessna 402C

Difficulty date
July 17, 2024
Submitted
August 28, 2024
Operation
Air carrier
Aircraft
N3249M
Make and model
Cessna 402C
Aircraft serial
402C0637
Aircraft time
34,903 hours, 40,515 cycles
Part
Fitting
Part number
529202923
Condition
Cracked
Location
Zone 400
Part time
17,246 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WHILE PERFORMING THE LIGHTED BORESCOPE PROCEDURE AS OUTLINED IN TEXTRON MEL-54-02 R2 TO SATISFY AD2017-10-19, A CRACK WAS IDENTIFIED ON THE OUTBOARD SIDE OF THE LEFT-HAND OUTBOARD FITTING. THIS CRACK MEASURES .130 AND IS CONSISTENT WITH OTHER FOUND USING THIS SAME METHOD. THIS FITTING WILL BE REPLACED WITH A FACTORY NEW PART.

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