S689ZZ Hybrid Ceramic Bearing Premium ABEC-5 Shielded 9x17x5mm

S689ZZ Premium Hybrid Ceramic Ball Bearing
✔️ 9mm x 17mm x 5mm - ABEC-5 with Si3N4 Ceramic Balls

The S689ZZ is a high-precision hybrid bearing featuring stainless steel races and premium Si3N4 (silicon nitride) ceramic balls. With dry lubrication and double metal shields, it’s designed for speed, durability, and ultra-low friction in demanding applications like 3D printers, performance gear, and precision tools.

✅ Size: 9mm ID x 17mm OD x 5mm width
✅ Material: Stainless steel races
✅ Balls: Si3N4 ceramic - lightweight and heat resistant
✅ Shields: Double metal (ZZ) for dust protection
✅ Lubrication: Dry - ideal for clean or low-friction environments
✅ ABEC-5 rated for high accuracy and smooth spin
✅ Quantity: 1 bearing
✅ Equivalent to: 689-ZZ and 689-2Z

💡 Why choose Si3N4 ceramic hybrid bearings for high-performance gear?
They deliver serious upgrades in speed and lifespan:

• Run cooler and faster than steel-only bearings

• Resistant to corrosion, heat, and wear

• Longer lifespan - up to 5x more than standard bearings

• Perfect for high-speed motors, instruments, and racing setups

If you're after clean, precise, and ultra-smooth performance, the S689ZZ is the upgrade your build’s been waiting for. Drop it in and feel the difference.