10-Pack 688Z Miniature Bearing - 8x16x5mm - Double Shielded

Miniature Ball Bearings - 8mm ID✔️ 688Z Deep Groove, Shielded, Pack of 10 These 688Z deep groove ball bearings come in a pack of 10 and are designed for compact mechanical systems like 3D printers, small motors, and precision tools. Each bearing has double metal shields and comes pre-greased, ready to drop into your project. ✅ Type: Deep groove ball bearings✅ Size: 8mm x 16mm x 5mm✅ Bore (ID): 8mm✅ Outer diameter (OD): 16mm✅ Width: 5mm✅ Closures: Double metal shields✅ Material: Chrome steel✅ Lubrication: Greased and sealed✅ Dynamic load rating Cr: 1,600 N✅ Static load rating Cor: 710 N✅ Max speed (grease): 42,000 RPM✅ Quantity: 10 bearings per pack 💡 What are miniature shielded ball bearings used for in precision systems?Miniature shielded bearings are a great fit for devices that need high RPMs, compact fit, and minimal maintenance. Perfect for RC parts, drones, and hobby motors Metal shields block dust while keeping grease inside Long service life even at high speeds Lightwei