Service difficulty report · Block · Cessna 340A

Difficulty date
July 8, 2009
Submitted
August 14, 2009
Operation
General aviation
Aircraft
N425RG
Make and model
Cessna 340A
Aircraft serial
340A0976
System (JASC)
5751 · Ailerons
Part
Block
Part number
50240051
Condition
Cracked
Location
Aileron Bearing
Part time
5,920 hours
Stage of operation
IN
How discovered
9
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

FOUND NUTPLATES ATTACHED TO BEARING BLOCK ASSY CRACKED THROUGH THREADED PORTION OF NUTPLATE. NUTPLATE HOLDS INBD AND OTBD HINGE BOLT. SUSPECT FURTHER FAILURE COULD RESULT IN SEPARATION OF AILERON FROM ACFT IN FLIGHT. (K)

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