

R1240ZZ Bearing 4x12x4mm
UPC: 00193019312315
R1240ZZ Deep Groove Ball Bearing
✔️ 4mm x 12mm x 4mm - Single Row - Double Shielded
The R1240ZZ is a compact deep groove radial bearing built for smooth performance in tight spaces. With metal shields on both sides and a sturdy chrome steel construction, it's perfect for small motors, hobby projects, or miniature mechanisms. Sold as one bearing.
✅ Pack size: 1 bearing
✅ Type: Deep groove, single row radial
✅ Dimensions: 4mm x 12mm x 4mm
✅ Dimensions (inch): 0.157" x 0.472" x 0.157"
✅ Shields: Double metal shields (ZZ)
✅ Dynamic load rating: 0.806 kN
✅ Static load rating: 0.28 kN
✅ Ideal for precision devices, RC parts, and compact drives
💡 Why use a small double-shielded bearing like the R1240ZZ?
These bearings are made for precision and protection in tight-fitting applications.
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Shielded to block out dust and retain grease
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Designed for high-speed, low-load performance
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Compact size fits into space-restricted mechanisms
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Perfect for micro motors, robotics, and hobby-grade devices
If you need a smooth, tough little bearing that won’t quit, this one’s ready to spin, add it to your cart and finish your build right!