Service difficulty report · Torque Tube · Cirrus SR22T

Difficulty date
September 30, 2026
Submitted
October 1, 2026
Operation
General aviation
Aircraft
N131DX
Make and model
Cirrus SR22T
Aircraft serial
2059
Part
Torque Tube
Part number
14857002AND14857
Condition
Mismanufactured
Location
Brake Pedal
Part time
800 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

AIRCRAFT WAS BROUGHT INTO ACE AVIATION FOR ANNUAL INSPECTION. 14857-002, 14857-001 ARE THE TWO PARTS FOR RH AND LH TORQUE TUBE WELDMENTS. THESE ARE ATTACHED TO THE BRAKE PEDALS ON BOTH LEFT AND RIGHT SIDE OF THE CABIN FLOOR AND WERE DISCOVERED TO HAVE EXCESSIVE FLEX (THEY ARE NORMALLY WELDED IN PLACE AND DO NOT FLEX AT ALL). THIS BRINGS UP CONCERNS ABOUT POTENTIAL FRETTING FOR THE FUTURE. AIRCRAFT WAS ASSEMBLED WITH THESE PARTS THAT WERE MISSING WELDS ON THE TOP OF THE TORQUE TUBE. APPARENTLY IT'S A RARE DEFECT BUT CIRRUS STATES THAT IT IS AN AIRWORTHY PART AND IS PROVIDING AN ENGINEERING LETTER TO THAT DEGREE THAT IT HAS BEEN TESTED IN CIRRUS' SHOP AND IS AIRWORTHY, HOWEVER IT IS A DISCREPANCY BECAUSE THE TOP OF THE TUBES WERE SUPPOSED TO HAVE BEEN WELDED. I WAS ADVISED TO LOG THIS AS A DISCREPANCY AND FILE THE SDRS REPORT.

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