


R4-2RS Full ZrO2 Ceramic Bearing 1/4" x 5/8" x 0.196" - Sealed
UPC: 00193019285770
Type: Sealed Full Ceramic bearing
Cage: PTFE
Closures: PTFE Covers (white)
Balls: ZrO2 Ceramic (zirconia)
R4-2RS Full Ceramic Ball Bearing - Zirconia
✔️ 1/4" x 5/8" x 0.196" - Sealed - One Bearing
The R4-2RS is a precision full ceramic ball bearing made entirely of zirconia (ZrO₂) ceramic, designed for high-speed, non-corrosive, and non-magnetic applications. With PTFE seals and cage, it’s built for clean environments and long-term performance.
âś… Inner diameter: 1/4 inch
âś… Outer diameter: 5/8 inch
âś… Width: 0.196 inch
âś… Full zirconia ceramic balls and races (ZrOâ‚‚)
âś… PTFE cage for low friction and chemical resistance
âś… Equipped with white PTFE covers (2RS) for sealing
âś… Non-magnetic, corrosion-resistant, and lightweight
âś… Ideal for high-speed spindles, cleanrooms, and medical devices
âś… Sold as one individual bearing
đź’ˇ What are the benefits of zirconia full ceramic bearings?
Zirconia ceramic bearings offer superior resistance to corrosion, heat, and chemicals while being non-conductive and ultra-lightweight. They're perfect for clean, high-speed, or chemically sensitive environments where metal bearings can’t perform.
A high-tech solution for advanced engineering applications demanding silence, precision, and zero contamination.