{"product_id":"single-machined-caged-needle-roller-bearing-rna494","title":"Single machined caged needle roller bearing RNA49\/48, 55 mm ID, 70 mm OD, 22 mm W, high carbon steel, oil hole, open metric for linear slide unit, high load, 7500 rpm","description":"Single machined caged needle bearing, 55mm ID\u003cbr\u003e✔️ High carbon steel, open caged RNA49\/48, oil hole, 55x70x22 mm\n\n\u003cp\u003eThis single bearing is a machined, caged needle roller unit used in tight-space industrial gearboxes, linear slide units, and automotive shafts where compact, high-load performance is needed.\u003c\/p\u003e\n\n✅ Type: Caged machined, open enclosure with oil holes\u003cbr\u003e\n✅ Model: RNA49\/48 metric series, single-row needle roller\u003cbr\u003e\n✅ Dimensions: 55 mm ID x 70 mm OD x 22 mm width\u003cbr\u003e\n✅ Material: High carbon steel; dynamic load 44,300 N, static 76,300 N\u003cbr\u003e\n✅ Speed \u0026amp; pack: Max 7,500 rpm; weight 0.410 lb; sold as a single bearing (each)\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in compact machinery and linear slide units?\nNeedle roller bearings deliver high radial load capacity in minimal space and are especially handy for tight assemblies.\nQuick overview:\n- Compact, high-load rolling element ideal where sealed ball bearing size is too large or a ceramic option isn’t needed\n- Common in linear slide unit guides, gearboxes, pumps, and automotive transmissions\n- Oil hole models allow relubrication for longer service life and easier maintenance\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969361494251,"sku":"862662","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/68d330bc63a9e6756cd9b22bdf777ace.jpg?v=1773716485","url":"https:\/\/vxb.com\/products\/single-machined-caged-needle-roller-bearing-rna494","provider":"VXB Bearings","version":"1.0","type":"link"}