BOWER sells NNU4921K. Related information about NNU4921K includes: Model NNU4921K Inner diameter: 105 mm Outer diameter: 145 mm Thickness: 40 mm Series: Cylindrical roller bearing. If you want to know more about NNU4921K related information, you can consult online or call the hotline , we will serve you in detail. NNU4921K has a wide range of uses. NNU4921K is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NNU4921K sold by our company is reasonable and we look forward to cooperating with you.