Service difficulty report · Link · Bell 407

Difficulty date
November 13, 2001
Submitted
November 28, 2001
Operation
Air carrier
Aircraft
N407LG
Make and model
Bell 407
Aircraft serial
53143
Part
Link
Part number
406010432101
Condition
Damaged
Location
Swashplate
Part time
956 hours
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

BEARING (PN 406-310-403-101) SLID OUT OF THE SWASHPLATE ANTI-DRIVE LINK UPPER END APPROXIMATELY .280 INCH. THIS ALLOWED THE UPPER END OF THE DRIVE LINK TO CONTACT THE SWASHPLATE LUG AND CAUSE SOME REPAIRABLE DAMAGE TO THE SWASHPLATE LUG. THE ANTI-DRIVE LINK WAS DAMAGED BEYOND REPAIR. AN INSUFFICIENT ROLL STAKE PROBABLY ALLOWED THE BEARING TO COME OUT OF THE LINK. THIS CONDITION WAS DISCOVERED DURING A ROUTINE INSPECTION.(K)

More about the Bell 407