Open Miniature Ball Bearing 2x7x2.8 Mm For RC Cars And Trucks Durable Chrome Steel 52100 Deep Groove Open Bearing Replacement Part High Precision Fits Hobby Models And Micro Machinery
✔️ 1pc pack, open 2x7x2.8mm deep groove, chrome steel 52100
Small open ball bearing sized 2x7x2.8 mm; inner diameter 2 mm, outer 7 mm, width 2.8 mm. This compact, open bearing is a common pick for RC cars, micro gear trains, and lightweight assemblies where smooth spinning and easy maintenance are key. Made from durable 52100 chrome steel, it handles loads in tight spaces and accepts simple lubrication for longer life.
✅ Inner diameter: 2.0 mm✅ Outer diameter: 7.0 mm
✅ Width: 2.8 mm
✅Material: chrome steel
✅ Type: open deep groove ball bearing
✅ Dynamic load rating Cr: 390 N; Static load Cor: 130 N
✅ Max speed: grease 67,000 RPM; oil 79,000 RPM
✅Quantity: パックにつきベアリングQuantity:
💡 What is the best use for a small open ball bearing in hobby gear and RC projects? This handy bearing is ideal for compact setups where smooth rotation is essential.
- Use cases include RC cars, micro gearboxes, and small CNC assemblies
- Benefits include low friction, light weight, and easy replacement
- Fits 2x7x2.8 mm bore and outer dimensions
- Maintenance is straightforward with periodic lubrication and keeping debris out