Precision Miniature Deep Groove Ball Bearings 687ZZ/687Z
Ultra-smooth 687 series bearings crafted from high-grade chrome steel for exceptional durability and wear resistance. Features zinc-plated steel shields (ZZ) or open design (Z) with precision-ground raceways ensuring low noise and friction. Ideal for high-speed motors, drones, RC models, power tools, and small machinery. Compact 7x14x5mm size delivers reliable performance in tight spaces. Globally sourced components with strict ISO quality control. Bulk pricing available for industrial buyers. Direct factory supply guarantees unbeatable value. Optimized for vertical/horizontal mounting. Minimal lubrication required – ready to install. Stocked in wholesale quantities for fast shipping.