S61901-2RS Bearing 12x24x6mm Si3N4 Ceramic Sealed ABEC-5 Bearing

S61901-2RS Hybrid Ceramic Ball Bearing - ABEC-5 Precision
✔️ 12mm x 24mm x 6mm - Stainless Steel with Si₃N₄ Ceramic Balls - Double Sealed

The S61901-2RS is a high-performance hybrid ceramic bearing featuring stainless steel rings and silicon nitride (Si₃N₄) ceramic balls. With premium ABEC-5 precision and low-friction rubber seals, it’s perfect for high-speed applications like 3D printers, precision tools, and electric motors where performance and reliability are key.

✅ Inner diameter (ID): 12mm
✅ Outer diameter (OD): 24mm
✅ Width: 6mm
✅ Material: Stainless steel rings with Si₃N₄ ceramic balls
✅ Seal type: Double rubber seals (2RS)
✅ Cage: Stainless steel
✅ Radial clearance: C0 (standard)
✅ Lubrication: Pre-lubricated with SRL grease (self-lubricated)
✅ Precision rating: ABEC-5 (Electric Motor Quality)
✅ Limiting speed: 40,000 RPM
✅ Quantity: 1 bearing
✅ Equivalents: SS61901-2RS1 P4, SS61901RS1

💡 What are the benefits of Si₃N₄ ceramic balls in hybrid bearings?
Silicon nitride balls are lighter, harder, and smoother than steel. They generate less heat, resist corrosion, and last longer under high-speed and low-lubrication conditions - ideal for demanding, precision-driven applications.

Engineered for speed, built to last - upgrade to this hybrid ceramic bearing and take your performance to the next level!