Westbrass 4-1/4 inch Kitchen Sink Waste Disposal Drain Flange and Stopper. 1-5/8 Inch deep flange stopper to slow the drain of water and keep debris from entering the disposal. Solid brass ring with stopper. Fits most ISE, Emerson, Kenmore, and Grainger Waste Disposals, Push/Pull Stopper. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.