Quote Originally Posted by Kathi View Post
Hmmm, interesting thoughts. The washer was replaced last year by the mechanic that did the tune, no mechanic touched the brakes after I lost the washer. None of the washers looked damaged when I took them apart. I seem to remember the washers were a combination of materials, plastic & maybe aluminum. I will check the receipt but I'm thinking the whole set of washers were replaced.
The washer I'm talking about is on the bolt that holds the entire brake arm to the fork - not the spacers/washers that position the brake pad. It's item number 2 in the diagram here:

http://techdocs.shimano.com/media/te...9830609090.pdf