... ,61548000,10KRE 35 PPA352052189,5213,71,5611,416,340000,18KRE 40 PPA4022582010,514,61,7312,51834000,26KRE 47 PPA4724662414,724,52 ... roller have an internal design very similar to that of a needle or cylindrical roller bearing.They are characterized by ... running surface is crowned as standard.However, support rollers with a cylindrical (flat) running surface are available for certain applications.These ...