Aftermarket Replacement 060-304-000 wave spring for miscellaneous Waukesha Cherry-Burrel® Sanitary Pumps and Valves. All of our replacement components are manufactured to meet FDA CFR 21, 177.2600, USDA / 3-A Sanitary Standards, and U.S. Pharmacopeia Class VI requirements. These non-OEM components are manufactured to stringent standards, often times in the same manufacturing plant as OEM spare parts. Get the quality and reliability you expect at a fraction of the cost.