Service difficulty report · Gear · Bell 407

Difficulty date
February 27, 2002
Submitted
June 10, 2002
Operation
General aviation
Make and model
Bell 407
Engine
Allsn 250C47B
Part
Gear
Part number
23071895
Condition
Mismanufactured
Location
Gearbox
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(TM GEARS) UPON VISUAL INSPECTION OF NEW PART FROM STOCK. IMPROPER AND UNFINISHED MACHINING ON GEAR TEETH AT RADIUS.

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