The MF63-ZZ is an ultra-compact, metric flanged deep groove ball bearing engineered for applications where space constraints are severe and precise axial positioning is mandatory. With a micro 3mm bore and a 6mm outer diameter, this bearing incorporates a solid outer ring flange that acts as a built-in stopper. This architectural advantage eliminates the need to machine intricate housing shoulders, simplifying the integration process. Outfitted with dual non-contact pressed steel shields (ZZ), the MF63-ZZ creates a secure internal cavity that locks in premium factory lubrication while aggressively repelling microscopic dust and particulate contaminants.