Size: These deep groove ball bearings have an inside diameter of 17 mm, an outside diameter of 40 mm and a width of 12 mm. Rubber seal: These deep groove ball bearings have double-sided rubber seal to prevent the ingress of impurities and to save lubricant. Performance: This ball bearing has the advantages of low noise, fast heat dissipation, low friction, high speed and high temperature resistance. Good quality: These ball bearings are made of high quality bearing steel. Its steel construction makes it durable and resistant to deformation under heavy loads. Application: Widely used in industrial machine, motorcycle, automobile, power tools and mechanical equipment and other kinds of field

Specification:

Model: 6203-2RS

Pack: 4 Pcs

Size: ID 17 mm x OD 40 mm x Width 12 mm

External Design: Double Rubber Seal

Precision Standard: ABEC-3

Speed Grease Lubrication - 18000 rpm

Speed Oil Lubrication - 21000 rpm

Load Dynamic - 2150 pounds

Load Static - 1000 pounds