Description Disk for Mueller 2 inch Milk Tank Valve Molded Rubber on 304 stainless steel Included in kit 30-90416K at link below Included in New Mueller valve 90601 at link below Related; 30-90416K Rebuild Kit for Mueller 2 inch valve M-90416K - SS Handle with bottom clip Inox Made in USA 8804679 Original Parts by Paul Mueller Co updated 6/26