The Mansfield genuine 2987-1112 flush valve is designed for the Mansfield tank model 2987. The flush valve comes complete with the flapper, float, flush valve gasket, flush valve nut, and the seal on the bottom side of the flapper. The 2987-1112 is a 3 inch flush valve. The flapper is not offered seperately for this model, but usually when there is a leak around the flapper it is most commonly caused by the seal on the bottom, which is part number 630-0030.
