{"product_id":"caged-machined-needle-roller-bearing-rna4838-singl","title":"Caged machined needle roller bearing RNA4838, single open metric unit, 210 mm inside diameter x 240 mm outside diameter x 50 mm width, high carbon steel, oil holes, single-row, RNA48 series heavy duty","description":"Single caged machined needle roller bearing RNA4838\u003cbr\u003e\n✔️ 210 mm ID x 240 mm OD x 50 mm W, open, oil holes, high carbon steel\n\n\u003cp\u003eThis single bearing (sold each) is an open, caged machined-type needle roller bearing used in industrial machinery, linear slide units, shafts and gearboxes where compact radial space and high load capacity are needed.\u003c\/p\u003e\n\n✅ Model: RNA4838, RNA48 metric series\u003cbr\u003e\n✅ Dimensions: 210 mm ID × 240 mm OD × 50 mm width\u003cbr\u003e\n✅ Material: High carbon steel, machined caged design\u003cbr\u003e\n✅ Type: Single-row, open bearing with oil holes for relubrication\u003cbr\u003e\n✅ Dynamic load capacity: 249000 N; Static load capacity: 726000 N\u003cbr\u003e\n✅ Max speed: 1800 rpm; Number of rows: 1\u003cbr\u003e\n✅ Weight: 7.440 lb; unit sold each (single bearing)\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units and heavy-duty shaft applications?\nNeedle roller bearings provide very high radial load capacity in a compact profile, making them ideal for tight-fit linear slide units, transmission shafts, and gearbox components.\nQuick overview:\n- Ideal for tight radial envelopes in linear slide unit guides and precision carriages.\n- Handles heavy dynamic loads on shafts, gearboxes, and compact drive systems.\n- Open caged types with oil holes support relubrication and easier maintenance.\n- Often chosen when replacing sealed ball bearing setups or for compact rolling element solutions.\u003c\/p\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52511007998271,"sku":"863956","price":3350.12,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/caged-needle-roller-bearing-rna4838-steel.jpg?v=1776665928","url":"https:\/\/bearingscanada.com\/products\/caged-machined-needle-roller-bearing-rna4838-singl","provider":"Bearings Canada","version":"1.0","type":"link"}