Service difficulty report · Cylinder · Piper PA28140

Difficulty date
February 28, 2018
Submitted
March 20, 2018
Operation
General aviation
Aircraft
N15297
Make and model
Piper PA28140
Aircraft serial
287325033
Aircraft time
2,800 hours
Part
Cylinder
Part number
6531904
Condition
Broken
Location
Rt Mlg
Part time
2,800 hours
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

FAILURE OF THE UPPER PART OF THE RIGHT MAIN GEAR, THE CYLINDER. THIS FAILURE APPEAR TO BE A MECHANICAL FAILURE OF BOTH THE UPPER ATTACHMENT EARS FOR THE TORQUE LINK ASSEMBLY, BOTH SECTIONS WERE SHEARED OFF. THE SEPARATED SECTIONS SHOWS WHAT APPEARS TO BE EVIDENCE OF FIRST A BRITTLE FRACTURE OR CRACK AND THEN A DUCTILE FRACTURE, THIS ALLOWED THE STUB AXLE AND OLEO PISTON ASSEMBLY TO SEPARATE FROM THE CYLINDER.

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