Kohler Genuine 1255785 Flush Valve

Genuine Kohler 1255785 canister flush valve. This flush valve comes complete with the gasket that seals between the tank, and flush valve. It will also come with the yellow flush valve seal, and the chain that will hook to the flush handle. There will also be an installation guide in the box with the flush valve. The 1255785 is designed for the Kohler tank model K3619. At the bottom of the flush valve there will be 3 teeth, or triangular prongs. The teeth are what will secure the flush valve to the toilet tank. The outer diameter at the base of the flush valve measures approximately 2 3/4 inches. The total height of the flush valve, measured from the base up to the point on top of the yellow canister is right at 10 1/4 inches.