Aurora Bearing Product Catalog 319

www.aurorabearing.com • Fax 630-859-0971 76 FRACTURED RACE* BEARINGS INTERCHANGE GUIDE *Also known as a split race bearings or light series bearings U = Approximate bore in inches. (ex. 5 = .5”, 15 = 1.5”) V = Below 1”, Bore in 1/16”. Above 1” bore in whole inch + fraction in 1/16” (ex. 8 = 1/2”, 108 = 1 1/2”) W = Bore is nearest metric equivalent for inch size. (ex. 12 = .5”, .5” = 12.7 mm.) X = Bore in 1/16”. (ex. 8 = 1/2”, 1/2” = 8/16”) Y = Bore in mm. (ex. 20 = 20mm.) Y*= OD in mm. Y**= Bore in mm. + bore of next size part offered (ex. 2025 = 20mm. bore, 25mm is bore of next larger size part offered) Table to be used as a reference guide. Ultimate interchangeability should be determined by comparing relevant manufacturers specifications. Fractured Race Bearings Interchange

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