Replacement parts for newer model White Mountain ice cream freezers can be purchased online at the White Mountain website. Vintage parts can be purchased at Ebay.
White Mountain’s website sells a variety of replacement parts for its newer ice cream freezer models. Clicking on Parts & Accessories and then choosing the model for which parts are needed brings up a list of available parts, along with pictures. Searching “White Mountain freezer parts” on eBay brings up a list of available parts, including parts for vintage or older model ice cream freezers. Part availability for vintage freezers is likely to be limited.