Service difficulty report · Arm · Beech C90

Difficulty date
December 29, 2003
Submitted
January 22, 2004
Operation
General aviation
Aircraft
N60844
Make and model
Beech C90
Aircraft serial
006
Aircraft time
14,509 hours
Part
Arm
Part number
5052432626
Condition
Cracked
Location
Rudder Pedal
Part time
14,509 hours
Stage of operation
IN
How discovered
O
Nature of condition
P
Precautionary procedure
K

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

What was found

DYE TESTING REVEALED A CRACK IN THE PILOT SIDE RIGHT RUDDER PEDAL ASSEMBLY ARM. THE FAILED RUDDER PEDAL ASSEMBLY WAS MAGNESIUM, BUT WAS REPLACED WITH AN ALUMINUM ASSEMBLY (SAME PART NUMBER). THE TESTING WAS PERFORMED AS PART OF A NAVY T-44A FLEET WIDE INSPECTION AFTER 4 RUDDER PEDALS FAILED DURING GROUND OPERATIONS IN A 3 MONTH PERIOD. THE CRACK FOUND ON THIS AIRCRAFT WAS ONE OF 16 DISCOVERED IN A FLEET OF 54 AIRCRAFT.

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