10-Pack Bearings R1810ZZ 5/16" x 1/2" x 5/32" - Miniature
UPC: 00193019010303
Type: Deep Groove Ball Bearings
Dimensions: 5/16" inch x 1/2" inch x 5/32" inch English Size
Bearing Inner Diameter: 5/16" inch
Bearing Outer Diameter: 1/2" inch
R1810ZZ Shielded Ball Bearings - 10 Pack
✔️ 5/16" x 1/2" x 5/32" - Miniature Size, Double Shielded
This 10-pack of R1810ZZ miniature deep groove ball bearings is perfect for small mechanical systems, hobby builds, and precision tools. Each bearing features chrome steel construction with double metal shields to block dust and debris, and comes pre-lubricated with grease for high-speed, maintenance-free use.
✅ Size: 5/16" ID x 1/2" OD x 5/32" Width
✅ Metric size: 7.9375mm x 12.70mm x 3.9675mm
✅ Double metal shields (ZZ) for dirt and dust protection
✅ Pre-lubricated with grease - ready to install
✅ Dynamic load rating: 0.57 kN
✅ Static load rating: 0.3 kN
✅ Max speed (grease): 47,000 RPM
✅ Quantity: 10 bearings
✅ Equivalent to: R1810-2Z, R1810-ZZ
📏 Dimensions Table (Inch & Metric):
| Spec | Inch | Metric (mm) |
|---|---|---|
| Inner Diameter | 5/16" | 7.9375 mm |
| Outer Diameter | 1/2" | 12.70 mm |
| Width | 5/32" | 3.9675 mm |
💡 When are miniature shielded bearings like R1810ZZ used?
Miniature ball bearings are ideal for small-scale mechanisms like RC motors, robotics, dental tools, and electric instruments where speed, precision, and protection from contamination are essential.
Compact, fast, and clean - perfect for tight spaces and high-speed performance.