Service difficulty report · Mast · Bell 206L4

Difficulty date
March 18, 2013
Submitted
July 30, 2013
Operation
Air carrier
Aircraft
N410RL
Make and model
Bell 206L4
Aircraft serial
52310
Aircraft time
6,330 hours, 8,250 cycles
Engine
Allsn 250C30P
Engine time
10,747 hours, 16,127 cycles
Part
Mast
Part number
206040535109
Part serial
MO177
Condition
Mismanufactured
Location
Main Rotor
Part time
10 hours
Stage of operation
IN
How discovered
O
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

MAST POLE MANUFACTURED INCORRECTLY. SCALLOP FOR DRIVE LINK THROUGH BOLT MACHINED IN WRONG LOCATION. MAST POLE HAS 44 RIN.

More about the Bell 206L-4