... power density Low friction low noise Offer samples Ball Bearings SKF NSK 6314 :Description of SKF NSK 6314: ... permits precision tolerance, even at high-speed operation. · Ball bearings available materials : Carbon, Chrome & Stainless Steel. Even Zirconium ... · Sizes: English (inch) & Metric Sizes · Applications: Wheel, inline skate, roller hockey, cnc routers, skateboard, rollerblades, fishing reels, ...