{"product_id":"machined-needle-roller-bearing-na4844-220-mm-id-27","title":"Machined needle roller bearing NA4844, 220 mm ID, 270 mm OD, 60 mm width, high-carbon steel inner ring with oil holes, caged NA48 metric series, open enclosure","description":"Machined needle roller bearing, 220x270x60 mm, single unit\u003cbr\u003e\n✔️ High-carbon steel, 220 mm ID, 270 mm OD, 60 mm width, caged, oil holes\n\n\u003cp\u003eThis machined NA4844 needle roller bearing (single unit) is an open caged inner-ring unit for heavy radial loads. It's commonly used in automotive gearboxes, industrial drives, and linear slide unit assemblies.\u003c\/p\u003e\n\n✅ Model: NA4844 (NA48 metric series)\u003cbr\u003e\n✅ Inside diameter: 220 mm\u003cbr\u003e\n✅ Outside diameter: 270 mm\u003cbr\u003e\n✅ Width: 60 mm\u003cbr\u003e\n✅ Material: high-carbon steel, machined inner ring\u003cbr\u003e\n✅ Features: caged machined type, oil holes, open enclosure\u003cbr\u003e\n✅ Dynamic load capacity: 266000 N; Static capacity: 833000 N\u003cbr\u003e\n✅ Maximum speed: 1500 rpm; Weight: approx 1.0 lb each\u003cbr\u003e\n\n\u003cp\u003e💡 How are needle roller bearings used in linear slide unit assemblies?\nThey provide compact, high-capacity radial support in tight-shaft applications.\n- Ideal for low-profile, high-load needs in a linear slide unit or compact actuator\n- Can be paired with a sealed ball bearing or ceramic guide elements for optimized friction control\n- Commonly found in transmissions, conveyors, and pillow block style housings; handy for tight spaces\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969332920555,"sku":"1911991","price":3450.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/d29c931e7c6961a71c9cdf6d695038f4.png?v=1775236937","url":"https:\/\/vxb.com\/products\/machined-needle-roller-bearing-na4844-220-mm-id-27","provider":"VXB Bearings","version":"1.0","type":"link"}