Service difficulty report · Pitch Link · Bell 407

Difficulty date
September 4, 1998
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N437PH
Make and model
Bell 407
Aircraft serial
53072
Part
Pitch Link
Part number
406010413117
Condition
Worn
Location
Main Rotor
Stage of operation
IN
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

BEARINGS WORN. BELL WAS UNABLE TO SUPPLY TRUNNION BEARING P/N 406-310-405-101, SO PHI ORDERED THE PITCH LINK ASSY P/N 406-010-413-117 INSTEAD. PHI THEN ROBBED THE BEARING OFF OF THE SERVICEABLE PITCH LINK. THE UNSERVICEABLE BEARING WAS INSTALLED ON THE SERVICEABLE LINK ASSY, WHICH NOW RENDERS THE LINK ASSY UNSERVICEABLE.

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