The 6010 ZZ C3 E NSK is a ball bearing manufactured by NSK with an inner diameter of 50mm, an outer diameter of 80mm, a width of 16mm, and is made of bearing steel. It is designed for use in high speed and heavy load applications, and is also specifically designed to prevent dust and other contaminants from entering the bearing. Additionally, it has higher tolerance than many standard bearings, providing greater stability and reliability.