Service difficulty report · Fitting · Cessna 402C

Difficulty date
June 5, 2019
Submitted
June 6, 2019
Operation
Air carrier
Aircraft
N2748Y
Make and model
Cessna 402C
Aircraft serial
C4020248
Aircraft time
33,789 hours, 36,529 cycles
Part
Fitting
Part number
529202923
Condition
Cracked
Location
Lt Nacelle
Part time
11,381 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 MAINTENANCE A CRACK WAS IDENTIFIED ON THE INBOARD LEG OF THE LEFT HAND OUTBOARD NACELLE FITTING, THIS CRACK MEASURES APPROXIMATELY .150 INCHES LONG AND WAS DISCOVERED USING THE LIGHTED BORESCOPE INSPECTION PROCEDURE AS OUTLINED IN MEL-54-02R2 TO SATISFY AD2017-10-09. THIS CRACK CONSISTENT WITH OTHERS THAT HAVE BEEN IDENTIFIED USING THE SAME INSPECTION PROCEDURE. THIS FITTING WILL BE REPLACED USING NEW PARTS.

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