Service difficulty report · Mast · Bell 206B

Difficulty date
October 17, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bell 206B
Engine
Allsn 250C20B
Part
Mast
Part number
206010332101
Condition
Damaged
Location
Main Rotor
Part time
12,868 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

(CAN) DURING ROUTINE INTERNAL MAST CORROSION, INTERNAL DAMAGE WAS FOUND 1.5" TO 2" FROM THE TOP OF THE MAST, INTERNALLY. LPI AND MPI COMPLETED AND TESTED OK BUT MAST WAS REJECTED DUE TO VISUAL DAMAGE.

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