10-Pack 689ZZ Ball Bearing 9x17x5mm - Shielded - Miniature

10-Pack 689ZZ Miniature Ball Bearings
✨ Shielded - 9x17x5mm - Chrome Steel - Pre-Lubricated

This 10-pack of 689ZZ miniature ball bearings features durable chrome steel construction with double metal shields to keep dust and debris out. Pre-lubricated for smooth, high-speed operation, these are ideal for small motors, tools, and precision devices.

🟢 Size: 9mm (ID) x 17mm (OD) x 5mm (Width)
🟢 Material: Chrome steel for strength and long life
🟢 Closures: Double metal shields (ZZ)
🟢 Lubrication: Pre-greased and maintenance-free
🟢 Dynamic load rating: 1,350 N
🟢 Static load rating: 660 N
🟢 Max speed (grease): 39,000 RPM
🟢 Quantity: 10 bearings per pack
🟢 Cross-references: NSK 689ZZ, KOYO W689ZZ, NMB L-1790ZZ