{"product_id":"single-rna4872-machined-caged-needle-roller-bearin","title":"Single RNA4872 machined caged needle roller bearing, 390 mm ID x 440 mm OD x 80 mm width, high carbon steel with oil hole, RNA48 metric series for linear slide units and heavy-load applications","description":"Single RNA4872 caged needle roller bearing, 390×440×80 mm\u003cbr\u003e\n✔️ High carbon steel, oil hole, RNA48 series, ID 390 OD 440 W 80\n\n\u003cp\u003eSingle bearing for heavy-duty linear slide units and industrial shafts. Machined caged needle roller design gives high radial load capacity for conveyors, gearboxes, and machine tools.\u003c\/p\u003e\n\n✅ Model: RNA4872 (RNA48 metric series)\u003cbr\u003e\n✅ Type: Machined caged needle roller, open enclosure\u003cbr\u003e\n✅ Material: High carbon steel, with oil holes for lubrication\u003cbr\u003e\n✅ Dimensions: ID 390 mm, OD 440 mm, Width 80 mm\u003cbr\u003e\n✅ Loads \u0026amp; speed: Dynamic 680000 N, Static 2320000 N, Max speed 650 rpm\u003cbr\u003e\n✅ Rows: 1; Weight: 34.320 lb; Pack: single bearing each\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units and heavy machinery?\nThey are handy where space is tight and you need strong radial support without a big footprint.\n- Ideal for linear slide unit rails, cam followers, and compact gearbox shafts\n- Offers higher radial capacity than many sealed ball bearing options in tight spaces\n- Machined caged types with oil holes make onsite lubrication and maintenance easier\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969446559979,"sku":"864054","price":9141.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/rna4872-needle-roller-bearing-390x440x80.jpg?v=1773722960","url":"https:\/\/vxb.com\/products\/single-rna4872-machined-caged-needle-roller-bearin","provider":"VXB Bearings","version":"1.0","type":"link"}