{"product_id":"machined-needle-roller-bearing-na4856-inner-ring-2","title":"Machined Needle Roller Bearing NA4856 Inner Ring, 280 mm ID x 350 mm OD x 80 mm Width, High Carbon Steel with Oil Hole, Caged Type for Gearboxes and Linear Slide Units, single piece","description":"Machined NA4856 Needle Roller Bearing, 280×350×80 mm\u003cbr\u003e\n✔️ Inner ring; high carbon steel; oil holes; caged type; single piece\n\n\u003cp\u003eThis machined caged needle roller bearing (single piece) provides high radial load capacity for gearboxes, transmissions and linear slide units where compact, heavy-duty rollers are required.\u003c\/p\u003e\n\n✅ Model: NA4856 (NA48 metric series)\u003cbr\u003e\n✅ Inner diameter: 280 mm; Outer diameter: 350 mm; Width: 80 mm\u003cbr\u003e\n✅ Material: High carbon steel; Type: Caged machined with inner ring\u003cbr\u003e\n✅ Oil holes: Yes; Enclosure: Open; Maximum speed: 950 rpm\u003cbr\u003e\n✅ Dynamic load capacity: 486000 N; Static load capacity: 1550000 N\u003cbr\u003e\n✅ Weight: 1.000 lb; SKU: 864041; Pack: single piece\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in industrial gearboxes and linear slide units?\nNeedle roller bearings are a handy choice when you need compact rollers that handle high radial loads while saving shaft space.\nQuick overview:\n- Ideal for tight radial spaces in gearboxes, transmissions, and linear slide unit setups\n- Offers high load capacity per footprint, good for conveyor shafts and cam followers\n- Requires proper lubrication (oil holes provided) and routine inspection for long life\n- Search-related terms: sealed ball bearing, ceramic alternatives, linear slide unit compatibility\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969473134827,"sku":"864041","price":6467.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/needle-roller-bearing-na4856-high-carbon-steel.png?v=1775239736","url":"https:\/\/vxb.com\/products\/machined-needle-roller-bearing-na4856-inner-ring-2","provider":"VXB Bearings","version":"1.0","type":"link"}