S6902-2RS Ceramic Bearing ZrO2 Sealed ABEC-5 15x28x7mm

S6902-2RS ABEC-5 Hybrid Ceramic Ball Bearing
✔️ 15mm x 28mm x 7mm - Stainless Steel with Zirconia Balls

The S6902-2RS is a precision-grade hybrid ceramic bearing featuring a stainless steel raceway and smooth-rolling ZrO₂ (zirconia) ceramic balls. With ABEC-5 accuracy and double rubber seals, this bearing is built for high-speed, low-friction operation in 3D printers, electric motors, and performance gear.

✅ Size: 15mm ID x 28mm OD x 7mm Width
✅ Stainless steel races for durability and corrosion resistance
✅ Zirconia ceramic balls (ZrO₂) for smoother, quieter motion
✅ Double rubber seals (2RS) to keep out dust and moisture
✅ ABEC-5 precision for high-speed, low-vibration performance
✅ Pre-lubricated with grease - ready to use
✅ Marking: S6902RS = 61902RS1
✅ Quantity: 1 bearing

📏 Dimensions Table (Metric):

💡 What does ABEC-5 mean for a bearing?
ABEC-5 indicates tighter tolerances, allowing for higher speeds, smoother operation, and less vibration - ideal for demanding precision setups like performance machinery and high-speed electric motors.

A premium hybrid bearing that delivers long-lasting, ultra-smooth rotation where it matters most.