

61902-2RS1 Bearing 15mm Metric Si3N4 Ceramic Sealed Bearing
UPC: 00193019280669
Item Name: S6902-2RS = 61902-2RS1
Size: 15mm x 28mm x 7mm
Type: Deep groove radial ball bearings
Material: Stainless Steel
61902-2RS1 Hybrid Ceramic Bearing
✔️ 15mm x 28mm x 7mm with Si3N4 ceramic balls
This 61902-2RS1 is a high-performance hybrid ceramic ball bearing featuring stainless steel races and Si3N4 ceramic balls. It’s built to handle high speeds up to 100,000 RPM with low friction, thanks to its dual rubber seals and ABEC-3 precision. Great for electric motors, skate setups, medical tools, or any place you want fast, smooth rotation with extra protection from dust and moisture.
✅ Pack Size: 1 sealed hybrid ceramic bearing
✅ Size: 15mm ID x 28mm OD x 7mm Width
✅ Bearing Type: Deep groove radial ball bearing
✅ Races: Stainless steel
✅ Balls: Si3N4 ceramic (Silicon Nitride)
✅ Closures: Double rubber seals (2RS1)
✅ Lubricated: Pre-greased and ready to install
✅ Speed Capability: Up to 100,000 RPM
✅ Precision Rating: ABEC-3
Dimensions Table
ID (mm) | OD (mm) | Width (mm) |
---|---|---|
15 | 28 | 7 |
💡 Why choose a hybrid ceramic bearing for high-speed or precision work?
They offer speed, strength, and smoothness where it counts.
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Si3N4 ceramic balls reduce weight and friction
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Stainless races resist rust and last longer
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Dual rubber seals keep grease in and dirt out
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Excellent for high-RPM motors, tools, and sports equipment
☑️ Marked as S6902RS = 61902RS1
☑️ Fits standard 15x28x7mm bearing setups
☑️ VXB Category: Hybrid ceramic bearings
☑️ Great for high-speed and clean environments
Want smooth, quiet, high-speed rotation? This bearing's the one, snag it now and upgrade your ride or rig.