633 Open Miniature Ball Bearing 3x13x5 mm Chrome Steel 52100 Inner Diameter 3 mm Outer Diameter 13 mm Width 5 mm Precision Open Bearing For Small Machinery And Hobby Projects Ideal For RC Models Gearboxes Drones And Small Mechanical Projects

633 Miniature Deep Groove Ball Bearing 3x13x5 mm
✔️ Open single-row chrome steel bearing for high-speed use

633 is an open miniature deep groove ball bearing with a 3 mm inner diameter, 13 mm outer diameter, and 5 mm width. It is made from 52100 chrome steel, offering good hardness and wear resistance for precision, lightweight assemblies.

✅ Inner diameter: 3 mm
✅ Outer diameter: 13 mm
✅ Width: 5 mm
✅ Material: chrome steel Material:
✅ Type: Open, single-row deep groove
✅ Precision: Standard
✅ Pack size: rodamiento
✅ Applications: high-speed, small shaft mounting
✅ Load capability: radial with small axial loads in both directions

💡 What is a 3x13x5 mm miniature ball bearing used for in hobby projects?
This handy piece is commonly used in hobby robotics, model making, and compact machinery where smooth rotation in tight spaces matters.
- handy for RC models, tiny gear trains, and micro-slider setups
- reliable 52100 chrome steel for durability and long life
- supports radial loads and small axial loads for stable operation
- easy mounting on round shafts and simple lubrication