{"product_id":"machined-caged-needle-roller-rna4938uu-for-linear","title":"Machined caged needle roller RNA49\/38UU for linear slide units, 45 mm ID x 58 mm OD x 20 mm width, high carbon steel, oil hole and seals, single unit, sealed performance","description":"Machined caged needle roller 45x58x20 mm single unit\u003cbr\u003e\n✔️ 45 mm ID x 58 mm OD x 20 mm W, high carbon steel, oil hole and seals\n\n\u003cp\u003eThis single machined caged needle roller is a compact, high-load bearing used in linear slide units, conveyors, gearboxes and steering linkages where sealed lubrication and relubrication access are important.\u003c\/p\u003e\n\n✅ Model: RNA49\/38UU, RNA49 metric series\u003cbr\u003e\n✅ Type: Machined caged needle roller, single row\u003cbr\u003e\n✅ Dimensions: 45 mm ID x 58 mm OD x 20 mm width\u003cbr\u003e\n✅ Material: High carbon steel with synthetic rubber seals\u003cbr\u003e\n✅ Load ratings: Dynamic 31600 N, Static 50400 N\u003cbr\u003e\n✅ Speed \u0026amp; features: Max 4500 rpm, oil hole for relubrication\u003cbr\u003e\n✅ Weight \u0026amp; SKU: 0.260 lb, SKU 862711\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units and sealed applications?\nNeedle roller bearings are handy when you need high radial load capacity in tight spaces and sealed operation.\n- Great for linear slide units and compact drives where a sealed ball bearing might be too bulky.\n- Ideal in conveyors, gearboxes, and steering linkages where oil hole relubrication and synthetic seals extend service life.\n- Choose needle rollers for higher load per width and sealed bearing performance in compact assemblies.\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969331839211,"sku":"862711","price":92.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/db58f3c145153a415d09c76e1f1d406e.png?v=1773718807","url":"https:\/\/vxb.com\/products\/machined-caged-needle-roller-rna4938uu-for-linear","provider":"VXB Bearings","version":"1.0","type":"link"}