S693-2RS Hybrid Ceramic Bearing Si3N4 3x8x4mm Premium ABEC-5 Miniature
UPC: 00193019215302
Type: Deep Groove Radial Ball Bearing
Dimensions: 3mm x 8mm x 4mm/Metric
Inner Diameter (ID): 3mm
Outer Diameter (OD): 8mm
S693-2RS Sealed Ceramic Ball Bearing - ABEC-5 Precision
✔️ 3mm ID x 8mm OD x 4mm wide, stainless steel with Si3N4 balls
The S693-2RS is a high-performance deep groove ball bearing featuring stainless steel rings and solid Si3N4 ceramic balls. Built to ABEC-5 standards, this bearing runs smooth, fast, and quiet. It's sealed on both sides with non-contact rubber seals and comes pre-lubricated with SRL-grade grease. Perfect for micro motors, RC, and 3D printer assemblies. Pack size: 1 bearing.
âś… Type: Deep groove radial ball bearing
âś… Inner diameter: 3mm
âś… Outer diameter: 8mm
âś… Width: 4mm
âś… Ball material: Si3N4 ceramic
âś… Race material: Stainless steel
âś… Closures: Non-contact rubber seals (2RS)
âś… Clearance: C0 (standard)
âś… Quality: Premium ABEC-5
âś… Lubrication: SRL grease (self-lubricated)
âś… Quantity: 1 bearing
Dimensions (Metric):
| Inner (ID) | Outer (OD) | Width |
|---|---|---|
| 3mm | 8mm | 4mm |
đź’ˇ Why are hybrid ceramic ABEC-5 bearings ideal for high-precision setups?
They deliver tight tolerance and low friction where it matters most.
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Ceramic balls spin smoother and lighter than steel
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ABEC-5 rating ensures high-speed stability and accuracy
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Rubber seals keep grease in and contamination out
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Great for spindles, RC hubs, and small electric motors
Need a compact, high-speed upgrade? Drop in this ceramic bearing and let your gear run like silk!