{"product_id":"ntn-6403-small-size-ball-brg-standard","title":"NTN 6403 Small Size Ball Bearing Standard Precision Deep Groove Ball Bearing For Machinery And Industrial Equipment High Load Capacity Durable Steel Cage Low Friction Smooth Operation And Long Lifespan","description":"\u003cdiv\u003eNTN 6403 small size ball bearing, standard grade\u003cbr\u003e\n✔️ Single bearing, 40x90x23 mm, standard NTN grade precision \u003cp\u003eThis NTN 6403 is a compact deep groove ball bearing used for general purpose rotary motion in small machinery and automation components. It’s a common replacement in light-duty motors, fans, conveyors, and gear assemblies where space is tight and smooth rotation matters.\u003c\/p\u003e ✅ Bearing type: deep groove ball bearing (standard) \u003cbr\u003e\n✅ Dimensions: bore 40 mm, outer diameter 90 mm, width 23 mm \u003cbr\u003e\n✅ Material: chrome steel bearing grade \u003cbr\u003e\n✅ Pack: single bearing in the package \u003cbr\u003e\n✅ Typical uses: motors, gearboxes, pulleys, conveyors \u003cbr\u003e \u003cp\u003e💡 What is a small ball bearing used for in everyday machinery?\u003c\/p\u003e\nThey’re handy for reducing friction and supporting rotating shafts.\n- Reduces friction between moving parts for smooth rotation\n- Supports radial loads in rotating components like motors and gearboxes\n- Available in standard metric size 40x90x23 mm for easy replacement\n\u003c\/div\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":48020859748587,"sku":"NTN-283952","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/ntn-6403-deep-groove-ball-bearing.png?v=1775262249","url":"https:\/\/vxb.com\/products\/ntn-6403-small-size-ball-brg-standard","provider":"VXB Bearings","version":"1.0","type":"link"}