... Stainless steel Drawn cup needle roller bearing with retainer NX2-005:1.product details: Model Numbernx2-005Brand NameBETTONStructureneedleTyperollerBore Size105mmOutside Diameter146mmwidth66mmSeals ... ,Carbon steel,Stainless steelCage material Nylon ,steel , brass ClearanceC0,C2,C3,C4,C5VibrationZv1,Zv2 and Zv3Precision RatingP0,P6,P5GreeseAs you ... and long life drawn cup needle roller bearing NX2-005