Info:Timken® 18337B-30000 18000 Single Row Bearing Cup, 3-3/8 in Dia Outside, 1/2 in W Cup, 0.39 in W Bearing, 0.06 in Max House Fillet Radius, 3.29 in Frontface Dia Max House Shoulder
Info:Timken® 18337B-2 18000 Flanged Bearing Cup, 3-3/8 in Dia Outside, 1/2 in W Cup, 3/4 in W Bearing, 0.06 in Max House Fillet Radius, 3.29 in Frontface Dia Max House Shoulder