Keeney K820-21 Rubber Sink Drain Gasket, 3-3/8 in Inlet and 3-5/8 in Outlet

The Keeney K820-21 rubber gasket is designed to help create a dependable seal for compatible sink, tub, and drain applications. Its flexible rubber construction conforms to mating surfaces, helping reduce the risk of leaks and supporting a secure connection during installation or replacement projects. The gasket is suitable for plumbing repair and maintenance work where a reliable drain seal is required.
Designed for compatibility with select Keeney and related drain assemblies, this gasket features a 3-3/8 in inlet and a 3-5/8 in outlet. Its straightforward design makes it a practical replacement component for damaged, worn, or missing drain gaskets. Use it when servicing bath drains and accessories that require a rubber sealing gasket with matching openings.
The Keeney K820-21 is intended for professional and residential plumbing applications. Before installation, remove the old gasket, clean the surrounding surfaces, and verify that the replacement gasket matches the drain assembly. Proper alignment and even compression help support effective sealing performance. This product is supplied as an individual gasket and is manufactured by Keeney for dependable plumbing maintenance needs.

Features:

• Brand: Keeney

• Part Number: K820-21

• Product Type: Rubber drain gasket

• Material: Flexible rubber

• Inlet Diameter: 3-3/8 in

• Outlet Diameter: 3-5/8 in

• Application: Compatible sink, tub, and bath drain assemblies

• Use: Replacement and plumbing maintenance applications