{"product_id":"needle-roller-bearing-inner-ring-single-unit-metri","title":"Needle roller bearing inner ring, single unit, metric 300 mm ID x 330 mm OD x 80 mm W, high carbon steel, general purpose, fits RNA4860 needle roller assembly, linear slide unit compatible","description":"Single needle roller inner ring, metric 300\/330\/80\u003cbr\u003e\n✔️ 300 mm ID x 330 mm OD x 80 mm W; high carbon steel; fits RNA4860\n\n\u003cp\u003eThis single inner ring is a metric needle roller bearing component for linear slide units and industrial machinery; typically used in gearboxes, conveyors, and rotary shafts.\u003c\/p\u003e\n\n✅ Bore (ID): 300 mm\u003cbr\u003e\n✅ Outside diameter (OD): 330 mm\u003cbr\u003e\n✅ Width: 80 mm\u003cbr\u003e\n✅ Material: High carbon steel\u003cbr\u003e\n✅ Fits with: RNA4860 needle roller assembly\u003cbr\u003e\n✅ Pack: single inner ring, sold each\u003cbr\u003e\n\n\u003cp\u003e💡 What is an inner ring used for in needle roller bearing assemblies?\nAn inner ring creates a hardened raceway and helps transfer radial loads reliably in needle roller setups.\nQuick intro:\n- Provides a hardened raceway for needle rollers, improving life in sealed ball bearing or open assemblies.\n- Keeps concentric fit on the shaft for smooth operation in linear slide unit and gearbox applications.\n- Enables proper assembly with RNA4860 style cages and supports compact machinery load handling.\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969434206443,"sku":"863950","price":1641.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/needle-roller-inner-ring-300x330x80-steel.png?v=1775238888","url":"https:\/\/vxb.com\/products\/needle-roller-bearing-inner-ring-single-unit-metri","provider":"VXB Bearings","version":"1.0","type":"link"}