{"product_id":"machined-needle-roller-bearing-na4911-single-55-mm","title":"Machined Needle Roller Bearing NA4911 Single, 55 mm ID x 80 mm OD x 25 mm Width, High Carbon Steel Inner Ring, Oil Hole Caged Type for Linear Slide Units and Industrial Applications","description":"\u003cp\u003eMachined needle roller bearing NA4911, single unit\u003cbr\u003e\n✔️ 55 mm ID x 80 mm OD x 25 mm width, oil hole, inner ring\u003c\/p\u003e\n\n\u003cp\u003eThis is a machined, caged needle roller bearing (sold as a single bearing) for compact machinery and linear slide units where high radial load capacity is needed. It fits tight shafts and gearboxes.\u003c\/p\u003e\n\n✅ Model: NA4911, caged machined type (NA49 Metric Series)\u003cbr\u003e\n✅ Dimensions: 55 mm ID x 80 mm OD x 25 mm width\u003cbr\u003e\n✅ Material: High carbon steel with inner ring and oil holes\u003cbr\u003e\n✅ Dynamic load capacity: 57,600 N; Static load capacity: 97,200 N\u003cbr\u003e\n✅ Max speed: 6,500 rpm; enclosure: Open, oil lubrication points present\u003cbr\u003e\n✅ Common uses: linear slide unit guidance, compact shafts, gearboxes\u003cbr\u003e\n✅ Pack: single bearing (each), sold individually; check SKU for fit\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units and compact shafts?\nNeedle roller bearings provide high radial load support in narrow spaces and are handy for machines with tight envelopes.\n- Ideal for linear slide unit guidance and cam followers where space is limited\n- Often selected over sealed ball bearing designs when higher load capacity per size is needed\n- Chosen instead of ceramic options when shock resistance and fatigue strength are priorities\n\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969367228651,"sku":"1912013","price":133.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/abf594a16e5dadb9e6581605880cbfaa.png?v=1775237412","url":"https:\/\/vxb.com\/products\/machined-needle-roller-bearing-na4911-single-55-mm","provider":"VXB Bearings","version":"1.0","type":"link"}