{"product_id":"single-machined-needle-roller-tr405520-40-mm-id-55","title":"Single Machined Needle Roller TR405520, 40 mm I.D., 55 mm O.D., 20 mm Width; Caged Heavy Duty Carbon Steel with Oil Holes for Linear Slide Units, Rotary High-Speed Use, Sealed Ball Replacement","description":"Single machined needle roller bearing 40 mm x 55 mm x 20 mm\u003cbr\u003e\n✔️ Caged carbon steel, oil holes; TR405520; 40 mm I.D., 55 mm O.D., 20 mm W\n\n\u003cp\u003eThis single machined-type needle roller bearing (model TR405520) is a caged, heavy-duty carbon-steel unit with oil holes for lubrication. It’s typically used in linear slide units, gearboxes, and compact rotary assemblies where tight radial support is needed.\u003c\/p\u003e\n\n✅ Model TR405520, TR Metric Series, caged heavy-duty machined type\u003cbr\u003e\n✅ Inner diameter 40 mm; outer diameter 55 mm; width 20 mm\u003cbr\u003e\n✅ Material: high carbon steel; open enclosure; oil holes included\u003cbr\u003e\n✅ Single-row needle rollers; dynamic load capacity 37400 N; static 55700 N\u003cbr\u003e\n✅ Maximum speed up to 10000 rpm; single bearing per pack; weight 0.280 lb each\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in high-speed linear slide units?\nNeedle roller bearings offer compact, high-radial-capacity support and are handy when space and stiffness matter.\nHere’s why they’re useful:\n- High radial load capacity in a small envelope ideal for linear slide units and compact gearboxes\n- Caged machined types with oil holes simplify lubrication and maintenance in rotary systems\n- Preferred over sealed ball bearings when radial stiffness per size is the priority\n\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969333149931,"sku":"1912556","price":86.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/1e28fabff594b084c29876961cd3a232.png?v=1775236758","url":"https:\/\/vxb.com\/products\/single-machined-needle-roller-tr405520-40-mm-id-55","provider":"VXB Bearings","version":"1.0","type":"link"}