Ultra-Durable Polyurethane-Coated Ball Bearings for High-Speed Applications
Precision-engineered 688-2RS deep groove ball bearings with a polyurethane coating for enhanced wear resistance and corrosion protection. Ideal for banknote counters, medical devices, and industrial machinery requiring smooth, low-friction rotation.
High-Performance PU Coating
Food-grade polyurethane layer extends lifespan by reducing abrasion and noise, even under continuous operation. The ZZ metal shields provide extra dust protection without sacrificing speed.
Exact Dimensions for Seamless Integration
8x22x5mm standardized size ensures compatibility with precision equipment, replacing worn-out bearings in printers, small motors, and conveyor systems effortlessly.
Bulk Pricing Advantage
Wholesale-ready packs available at unbeatable global rates. Stock up for maintenance workshops or manufacturing lines with guaranteed OEM-grade quality.
Trusted in Demanding Environments
Widely used in currency sorting machines (like Glory/Giesecke & Devrient) and packaging automation due to its consistent performance under high RPMs. Non-toxic, odorless PU meets EU/US safety standards.