Service difficulty report · Planetary Gear · Bell 206B1

Difficulty date
October 24, 2005
Submitted
December 2, 2005
Operation
General aviation
Make and model
Bell 206B1
Engine
Allsn 250C20
Part
Planetary Gear
Part number
206040010103
Condition
Mismanufactured
Location
Gearbox
Component
Gearbox
Component part number
206040002115
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

(CAN) PLANETARY GEAR FLANKS SURFACE FINISH EXCEED THE ENGINEERING DRAWING REQUIREMENT OF (RMS 8 RA).4 GEARS IAW XMSN IAW 206B.