The Barden product line encompasses predominantly radial, single row, super precision angular contact and deep groove ball bearings, incorporating full complement bearings and hybrid bearings as well as standard designs and materials. Bearings come in inch or metric dimensions with diameters ranging from 4mm (0.16") outer diameter (OD) up to 180mm (approx 7") OD and operate comfortably at speeds of 2 million dN (bore in mm x RPM) or above.A variety of bearing seals, shields and metallic/non-metallic cage designs are available for all products.Barden was founded in 1942 by Theodore Barth and Carl Norden to manufacture precision bearings for the Norden bombsight. Recognized as an industry leading producer of super-precise/super-critical tolerances, Barden Precision Bearing is recognized as a world leader in design and manufacturing. we can provide you competitive pricing and services. Contact us today for more information on these high precision ball bearings