{"product_id":"4mm-ceramic-bearing-balls-si3n4-silicon-nitride-g5","title":"4mm Ceramic Bearing Balls Si3N4 Silicon Nitride G5 Precision 10 Piece Set Self Lubricating High Hardness Wear Resistance Pro Grade Corrosion Resistant Lightweight Bearings","description":"\u003cdiv\u003e4mm Silicon Nitride Ceramic Bearing Balls, G5 Precision\u003cbr\u003e ✔️ Diameter 4 mm, G5 precision, silicon nitride ceramic, 10 pcs \u003cp\u003eThese 4mm ceramic bearing balls are silicon nitride (Si3N4) with G5 precision grade, self-lubricating, lightweight, and highly resistant to corrosion. They excel in sealed ball bearing assemblies, lightweight linear slide units, casters, drawer slides, and end-stop mechanisms where smooth rotation matters.\u003c\/p\u003e ✅ Size: 4 mm diameter \u003cbr\u003e ✅ Precision: G5 \u003cbr\u003e ✅ Material: Silicon Nitride (Si3N4) \u003cbr\u003e ✅ Package: 10 pieces \u003cbr\u003e ✅ Finish: Diamond polished \u003cbr\u003e ✅ Hardness: Vickers up to 1700 HV \u003cbr\u003e \u003cp\u003e💡 What is a ceramic bearing ball used for in precision mechanical systems?\u003c\/p\u003e This handy piece helps reduce friction and wear while enabling smooth rotation in small moving parts. - High hardness and wear resistance for long life - Low friction operation in high-speed or delicate mechanisms - Excellent corrosion resistance for demanding environments - Lightweight strength suitable for tight tolerances \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":47741727539418,"sku":"VXB0B5XP1T15","price":28.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/2674\/3514\/files\/51QPZmHuEKL.jpg?v=1775665239","url":"https:\/\/hfbearings.ca\/products\/4mm-ceramic-bearing-balls-si3n4-silicon-nitride-g5","provider":"H\u0026F Bearings","version":"1.0","type":"link"}