... for tapered roller bearing in international standard .and it is two models in inch nonstandard ,export bearing has single package for ... two rings.SKF Tapered Roller Bearings Model number bearing codedDBCC0Pureference speedlimiting ... /Q801404625137541,5320045002,9033217/Q851504928643048300043003,70Contact SKF Tapered Roller Bearings 33211/Q