The NKE 6213MC3SQ77 is a high-quality deep groove ball bearing, manufactured by NKE Austria GmbH. It features an inner diameter of 65 mm, an outer diameter of 120 mm, and a width of 23 mm. This bearing is equipped with a machined brass cage (M suffix) and has a radial internal clearance greater than normal (C3 suffix), making it suitable for applications with higher operating temperatures or where shaft expansion is expected. The SQ77 suffix indicates specific NKE internal specifications, likely related to special heat treatment or precision, ensuring reliable performance in demanding industrial environments.