SMR3719-2RS Ceramic Bearing 19x37x9mm Si3N4 PTFE Sealed ABEC-5 Bearing

SMR3719-2RS Ceramic Stainless Bearing
✨ 19mm x 37mm x 9mm - ABEC-5, PTFE Sealed Hybrid

This SMR3719-2RS hybrid ceramic ball bearing combines stainless steel races with silicon nitride (Si3N4) balls, built for high-speed, low-friction use. With PTFE seals and ABEC-5 precision, it’s a top pick for 3D printers, performance tools, and electric motors that demand smooth, quiet rotation.

🟢 Pack size: One bearing
🟢 Type: Deep groove radial hybrid ceramic bearing
🟢 Dimensions: 19mm x 37mm x 9mm
🟢 Inner diameter: 19mm
🟢 Outer diameter: 37mm
🟢 Width: 9mm
🟢 Balls: Silicon nitride ceramic (Si3N4)
🟢 Races: Stainless steel
🟢 Seals: PTFE on both sides
🟢 Lubrication: Self-lubricated with SRL grease
🟢 Precision rating: ABEC-5