{"product_id":"wholesale-pack-of-15-bearings-6203","title":"15-Pack 6203 Full Ceramic Ball Bearings Si3N4 17x40x12mm","description":"\u003cp\u003e6203 Full Ceramic Ball Bearings\u003cbr\u003e✔️ Si3N4 - 17x40x12mm - Pack of 15\u003c\/p\u003e\n\u003cp\u003eThis 15-pack of 6203 full ceramic ball bearings is made entirely from silicon nitride (Si₃N₄), offering unmatched resistance to heat, corrosion, and wear. With a PTFE cage for smooth rotation and no lubrication needed, these bearings are ideal for clean rooms, chemical environments, and high-speed machinery.\u003c\/p\u003e\n\u003cp\u003e✅ Size: 17mm (ID) x 40mm (OD) x 12mm (Width)\u003cbr\u003e✅ Material: Full ceramic (Si₃N₄ inner\/outer races and balls)\u003cbr\u003e✅ Cage: PTFE (Polytetrafluoroethylene)\u003cbr\u003e✅ Type: Deep groove full ceramic ball bearing\u003cbr\u003e✅ Non-magnetic, non-corrosive, and ultra-lightweight\u003cbr\u003e✅ Lubrication: Dry running - no grease required\u003cbr\u003e✅ Quantity: 15 bearings\u003cbr\u003e✅ Category: Full ceramic bearings\u003c\/p\u003e\n\u003cp\u003e💡 Why use full ceramic ball bearings?\u003cbr\u003eFull ceramic bearings are ideal for extreme conditions. They're lightweight, operate without lubrication, and resist chemicals and heat better than steel - making them perfect for medical, aerospace, and precision applications.\u003c\/p\u003e\n\u003cp\u003eA high-performance solution when strength, speed, and clean operation matter most.\u003cbr\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49313146503361,"sku":"FULL6203-SI3N4-SI3N4-PTFE-15","price":1080.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/1_2d936989-f6bf-45d3-8fad-3334613580cb.jpg?v=1748647328","url":"https:\/\/smallbearings.com\/zh\/products\/wholesale-pack-of-15-bearings-6203","provider":"Small Bearings","version":"1.0","type":"link"}