1. Product Overview 580/572 is single row inch separable tapered roller bearing set, matched cone 580 and cup 572, dimension 82.55×139.992×36.512mm. Logarithmic crowned tapered rollers reduce edge stress and heat generation. Separable cone and cup design simplifies installation, inspection and component replacement. It bears heavy combined radial load and unidirectional axial thrust load, widely applied to heavy truck axles, mining transport vehicles and construction