Service difficulty report · Fitting · Cessna 402C

Difficulty date
August 25, 2026
Submitted
August 27, 2026
Operation
Air carrier
Aircraft
N678JG
Make and model
Cessna 402C
Aircraft serial
402C0266
Aircraft time
35,487 hours, 21,463 cycles
Part
Fitting
Part number
529202922
Condition
Cracked
Location
Zone 400
Part time
15,544 hours
Stage of operation
IN
How discovered
B
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 MAINTENANCE, A CRACK WAS IDENTIFIED ON THE INBD LEG OF THE RT INBD NACELLE FITTING, THIS CRACK MEASURES APPROXIMATELY .144 INCHES LONG AND WAS DISCOVERED USING THE LIGHTED BORESCOPE INSPECTION PROCEDURE AS OUTLINED IN MEL-54-02R2 TO SATISFY AD2017-10-09. THIS CRACK IS CONSISTENT WITH OTHERS THAT HAVE BEEN IDENTIFIED USING THE SAME INSPECTION PROCEDURE. THIS FITTING WILL BE REPLACED USING NEW PARTS.

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