1.4687 IN HOUSING WIDTH, 1.9375 IN BORE, 2.0312 IN INNER RING WIDTH, 3550 RPM, 4.5625 IN OUTSIDE DIAMETER, BALL BEARING CARTRIDGE, BLACK OXIDE FINISH, BRASS CAGE, CAST IRON, SC SERIES; Part Number: SC-31; Category: Machine Parts; Subcategory: Bearing