S61803 Hybrid Ceramic Bearing Si3N4 Premium ABEC-5 17x26x5mm
UPC: 00193019211991
Type: Deep Groove Radial Ball Bearing
Closures: Open
Radial Clearance: C0
Balls: Ceramic Si3N4
S61803 Open Hybrid Ceramic Ball Bearing - ABEC-5 Rated
✔️ 17mm ID x 26mm OD x 5mm wide with Si3N4 ceramic balls
The S61803 is a premium-grade open ball bearing featuring stainless steel races and high-performance Silicon Nitride (Si3N4) ceramic balls. Built to ABEC-5 specs for exceptional precision, this bearing is ideal for high-speed, low-friction setups like 3D printers, precision tools, and performance motors. Pack size: 1 bearing.
✅ Bearing type: Deep groove radial ball bearing
✅ Inner diameter: 17mm
✅ Outer diameter: 26mm
✅ Width: 5mm
✅ Closures: Open
✅ Ball material: Si3N4 (Silicon Nitride) ceramic
✅ Race material: Stainless steel
✅ Cage material: Stainless steel
✅ Precision: ABEC-5 (EMQ quality)
✅ Radial clearance: C0
✅ Quantity: 1 bearing
Dimensions:
| Inner (ID) | Outer (OD) | Width |
|---|---|---|
| 17mm | 26mm | 5mm |
💡 Why use ABEC-5 hybrid ceramic bearings in performance equipment?
They’re built for speed, accuracy, and smooth operation.
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Tighter tolerances for ultra-precise rotation
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Ceramic balls reduce weight, friction, and heat
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Open design for minimal resistance and max RPM
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Ideal for spindles, small motors, and high-end hobby gear
Upgrade your build with this high-speed hybrid bearing, grab one now and feel the precision difference!