All Brands in Baton Rouge has a super sewing machine repair person, or at least they did about a year ago. If you could talk to that person, they may be able to find it for you. (225) 923-1260
Have you called a Bernina dealer? They may have access to the parts or something that will work.
This website says they can supply most parts for a Bernina
http://www.a1sewingmachine.com/berni...hine-parts.htm