Service difficulty report · Axle · Piper J3C65

Difficulty date
February 10, 2012
Submitted
February 10, 2012
Operation
General aviation
Aircraft
N343WS
Make and model
Piper J3C65
Aircraft serial
18086
Part
Axle
Part number
314721
Condition
Corroded
Location
Rt Mlg
Component
Landing Gear · Piper
Component part number
1003301
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

DURING CLEANING IN PREPARATION FOR RECOVERING OF THE RT LANDING GEAR IT WAS NOTED THAT WOOD PLUG, PN 30941, WAS MISSING. SEVERE CORROSION WAS NOTICED INSIDE LOWER RADIUS OF THE AXLE TUBE. ESTIMATE THE LOWER PORTION OF TUBE WAS CORRODED MORE THEN 50 PERCENT OF WALL THICKNESS. NORMALLY 10 PERCENT IS CONSDERED EXCESSIVE LIMIT. IT APPEARS WATER SAT IN AXLE TUBE. THIS ACFT HAS BEEN OUT OF SERVICE FOR SOME TIME & IN NEED OF RECOVERING. CORROSION PROTECTION WITH PREVENTATIVE COMPOUND WOULD HELP PREVENT THIS CONDITION. THIS LANDING GEAR ASSY WAS REPLACED.

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