The 673-ZZ is a compact and lightweight miniature deep groove ball bearing engineered for precision applications where space is limited and reliability is paramount. Featuring double metal shields (ZZ) , this miniature bearing provides effective protection against dust ingress and ensures the retention of lubricating grease in confined assemblies. With a 3mm bore, 6mm outer diameter, and 2.5mm width, it is the ideal solution for small electric motors, dental handpieces, 3D printer components, and radio-controlled models where smooth, consistent operation under light loads is required.