4 products inch series ball bearings radial design radial open unflanged ... 10 radial open flanged ... 12 radial shielded flanged ... full complement radial open unflanged flanged 14 ... complement radial shielded unflanged flanged 15 ... inner ring radial open unflanged flanged 16 ... inner ring radial shielded unflanged flanged 17 ... dimension radial open unflanged flanged 18 ... dimension radial shielded unflanged flanged 19 ... tapered o.d radial shielded flanged ... 22 hi-speed specialty ball bearings angular contact ... 24 metric series ball bearings radial design metric l radial open ...
and third digits being the denominator metric series first two digits indicate o.d in ... tt=toroids ptfe ri r l=radial rif rf lf=flanged radial f=flanged tapered o.d fr=duplex ... pair with one flanged and one unflanged bearing rifw rfw lfw= ... flanged with non-standard flange width mbri mbr ... mblf=inner ring relieved and separable flanged outer ring mdri mdr mdl=inner ring ... =inner ring relieved and non-separable flanged outer ring meri mer mel=outer ring ... merif merf melf=outer ring relieved flanged and non-separable mbf=inner ring ... relieved and separable outer ring flanged and o.d tapered mdf=inner ring relieved ... and non-separable outer ring flanged and o.d tapered special size series z ... mechanical parts tape guides special bearings 2 ...