Double check the model number. If it is 665604000, then the number is probably too old. You can get a part number directly off the switch and use the search on this page, right below your post or post the number here and we'll find it.
Find Appliance Parts at AppliancePartsPros.com - Largest inventory in the U.S. with 91% of all in-stock orders delivered within 2 business days. Thousands of photos and diagrams make it very easy to find the right part. Enter your appliance model here.