Miniature Metric Series, Single Row Deep Groove Bearing, Open - (4 x 11 x 4 mm)

694 is a 690 miniature series open single row deep groove radial ball bearing with a 4 mm bore, 11 mm outside diameter, and 4 mm width. Built with a compact thin-section profile, precision-ground raceways, and steel balls for smooth rotation in small mechanical assemblies. The open design allows direct lubrication access and is best suited for protected miniature mechanisms or equipment with a planned lubrication system. Commonly used in small motors, RC equipment, model assemblies, compact robotics, and precision instruments. Product Specifications: Bearing Type: Open Single Row Deep Groove Radial Ball Bearing Part Number: 694 Series: 690 Miniature Series Inner Diameter (ID): 4 mm Outer Diameter (OD): 11 mm Width (W): 4 mm Closure Type: Open Load Direction: Radial and Light Axial Loads Precision Rating: ABEC 1 Material: Chrome Steel Lubrication: Requires Application Lubrication Applications: Small motors RC equipment Model assemblies Compact robotics Precision instruments