Info:Timken® 28921D-30000 28900 Double Tapered Bearing Cup, 3.937 in Dia Outside, 1-3/4 in W Cup, 2.1874 in W Bearing, 0.03 in Max House Fillet Radius, 3.82 in Frontface Dia Max House Shoulder
Info:Timken® 28921DC-30000 28900 Double Row Bearing Cup, 3.937 in Dia Outside, 1-3/4 in W Cup, 2.1874 in W Bearing, 0.03 in Max House Fillet Radius, 3.82 in Frontface Dia Max House Shoulder