Sealed Miniature Ball Bearing 3x10x4 Mm 623-2RS Chrome Steel With Rubber Seals Dust Proof Pre Greased For Smooth Quiet Operation In Small Machinery And Precision Equipment For High Speed Applications And Precision Work

Single-pack 623-2RS Sealed Ball Bearing 3x10x4 mm
✔️ Chrome steel, 3x10x4 bore, rubber seals, greased

This compact sealed ball bearing fits tiny drives and precise small-motion tasks. It's a common pick for RC toys, micro robotics, 3D printers, and compact hobby gear where smooth rotation matters.

✅ Inner bore: 3 mm, outer diameter: 10 mm, width: 4 mm
✅ Material: Chrome steel, designed for durability
✅ Seals: 2RS rubber seals guard against dust and contamination
✅ Lubrication: Pre greased, ready to install, max speed ~52,000 RPM
✅ Load ratings: Cr 640 N dynamic, Cor 230 N static
✅ Pack: 1 bearing

💡 What is a small sealed ball bearing used for and why pick this type?

This handy, compact bearing is ideal for precise, low-friction motion in tiny machines. - Handy for precise, low-friction motion in miniature assemblies - Shields bearing internals with rubber seals against dust - Pre lubricated, quick install in hobby projects - Handles light to moderate loads in small equipment