Service difficulty report · Fitting · Cessna 402C

Difficulty date
November 20, 2024
Submitted
November 21, 2024
Operation
Air carrier
Aircraft
N106CA
Make and model
Cessna 402C
Aircraft serial
402C1020
Aircraft time
28,485 hours, 42,099 cycles
Part
Fitting
Part number
529202922
Condition
Cracked
Location
Zone 400
Part time
4,754 hours, 9,957 cycles
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 LIGHTED BORESCOPE INSPECTION (TEXTRON MEL54-02R3) TO SATISFY THE REQUIREMENT OF AD 2017-10-09, A CRACK WAS IDENTIFIED ON THE OUTBOARD SIDE OF THE RIGHT HAND INBOARD NACELLE FITTING ( OEM: 5292029-22). THIS CRACK MEASURES APPROXIMATELY .620 INCHES LONG AND PROPAGATES INBOARD ACROSS THE BACK OF THE FITTING AND IS CONSISTENT WITH SIMILAR CRACKING IDENTIFIED USING THE SAME INSPECTION METHOD. THIS FITTING WILL BE REPLACED USING NEW PARTS.

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