Miniature Metric Series, Single Row Deep Groove Ball Bearing with Two Shields - (5x19x6 mm)

635-ZZ is a 630 miniature series double shielded single row deep groove radial ball bearing with a 5 mm bore, 19 mm outside diameter, and 6 mm width. Manufactured with precision-ground raceways and steel balls for smooth, low-friction rotation in compact equipment. Double metal shields help retain lubricant while keeping running resistance lower than rubber sealed designs, making this bearing suitable for miniature moderate to high-speed applications. Commonly used in small fans, hobby motors, micro pulleys, office equipment, and precision instruments. Product Specifications: Bearing Type: Single Row Deep Groove Radial Ball Bearing Part Number: 635-ZZ Series: 630 Miniature Series Inner Diameter (ID): 5 mm Outer Diameter (OD): 19 mm Width (W): 6 mm Closure Type: Double Metal Shielded Load Direction: Radial and Light Axial Loads Precision Rating: ABEC 1 Material: Chrome Steel Lubrication: Pre-Lubricated Applications: Small fans Hobby motors Micro pulleys Office equipment Precision instruments