{"product_id":"634zz-bearing-shielded-4x16x5-miniature","title":"Shielded Ball Bearing 4x16x5 Miniature With Double ZZ Shields Deep Groove Pre Lubricated Chrome Steel 52100 For Dust-Proof Precision Machinery And Hobby Projects Ideal For Robotics RC CNC And Low-Friction Motion Pro","description":"\u003cdiv\u003eCompact shielded 634ZZ bearing in 4x16x5 mm size, 1 pack\u003cbr\u003e\n✔️ Shielded, pre-lubricated 4x16x5 mm deep groove bearing, 1 pack \u003cp\u003e634ZZ is a compact shielded ball bearing made from chrome steel (52100) with double metal shields to block dust. It’s pre-lubricated, making it ready for immediate use in small assemblies such as precision robotics, RC models, and other compact mechanisms where smooth, reliable rotation matters.\u003c\/p\u003e ✅ Inner diameter: 4 mm\u003cbr\u003e\n✅ Outer diameter: 16 mm\u003cbr\u003e\n✅ Width: 5 mm\u003cbr\u003e\n✅ Shielding: ZZ double metal shields\u003cbr\u003e\n✅ Material: chrome steel 52100 alloy\u003cbr\u003e\n✅ Lubrication: factory pre-lubricated with grease\u003cbr\u003e\n✅ Dynamic load rating Cr: 1,750 N\u003cbr\u003e\n✅ Static load rating Cor: 670 N\u003cbr\u003e\n✅ Maximum speed: up to 40,000 RPM (greased)\u003cbr\u003e\n✅ Pack: 1 bearing\u003cbr\u003e \u003cp\u003e💡 What is a shielded ball bearing used for in small machines? Handy overview for hobbyists and light machinery.\u003cbr\u003e- Small, compact shafts in tight spots\u003cbr\u003e- Dust protection helps extend bearing life\u003cbr\u003e- Pre-lubricated grease reduces maintenance\u003cbr\u003e- Quiet, smooth operation in hobby projects\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43549901816043,"sku":"Kit20274","price":7.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/1_ec2d66fe-205c-4ad0-b6e5-f2130f42888f.jpg?v=1771172232","url":"https:\/\/vxb.com\/products\/634zz-bearing-shielded-4x16x5-miniature","provider":"VXB Bearings","version":"1.0","type":"link"}