Sealed Ball Bearing 20x52x15mm Deep Groove Chrome Steel 52100 High Durability And Precision For Machinery And Hobby Projects 6304RS1 Compatible, Ideal For Electric Motors, Conveyors, Robotic Arms, Gearboxes, And Precision Hobby Builds

6304RS1 Sealed Ball Bearing 20x52x15mm, 1 pc
✔️ Inner 20mm, outer 52mm, width 15mm, chrome steel alloy 52100

Sealed ball bearing 6304RS1 provides smooth rotation and long service life in small machinery. Typical uses include hobby robotics, conveyor rollers, CNC components, and other compact shaft assemblies where dust exclusion and grease retention matter.

✅ Size: 20 mm bore x 52 mm outer diameter x 15 mm width
✅ Material: chrome steel (52100) for strength
✅ Seal: rubber seals (RS1) for dust exclusion
✅ Pre-lubricated with grease for ready-to-run use

💡 What is a sealed ball bearing used for in small machinery? This handy component helps shafts rotate smoothly in compact gear trains. - Sealed ball bearings support rotating shafts with low friction - They protect grease and keep out dirt in DIY and industrial setups - Chrome steel 52100 adds wear resistance and longevity - Pre-lubricated designs reduce assembly steps