... with rollers centered.3.EP-nylon cage with rollers centered.1. Typesof structure: NU,N,NJ,NF,NUP,NH,NCL... ... C3, C4, C55. Precision level:ABEC-1,ABEC-3,ABEC-56. Main application: Cylindrical roller bearings is mainly used for medium and ... tolerance of roller(average load is well distributedFields Used in :Machine shaft , Motor , Pump ,Fan,Air conditioner ,Packing machine,Highway engineering machinery ...