Service difficulty report · Fitting · Cessna 402C

Difficulty date
August 24, 2020
Submitted
August 24, 2020
Operation
Air carrier
Aircraft
N160PB
Make and model
Cessna 402C
Aircraft serial
402C0493
Aircraft time
27,271 hours, 16,919 cycles
Part
Fitting
Part number
529202923
Condition
Cracked
Location
Lt Nacelle
Part time
3,305 hours
Stage of operation
IN
How discovered
E
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 NDT INSPECTION AS NOTED IN SID 57-10-16, A CRACK WAS DISCOVERED ON THE LEFT HAND OUTBOARD NACELLE FITTING (P/N: 5292029-23). THIS CRACK MEASURES APPROXIMATELY .210 INCHES LONG ON THE OUTBOARD LOWER LEG OF THE FITTING AND IS CONSISTENT WITH OTHER CRACKS FOUND USING THE LIGHTED BORESCOPE INSPECTION TECHNIQUE (TEXTRON MEL54-02R2) TO SATISFY REQUIREMENT OF AD2017-10-09. THIS FITTING WILL BE REPLACED USING NEW PARTS.

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