{"product_id":"machined-caged-needle-roller-bearing-rna4905uu-30","title":"Machined caged needle roller bearing RNA4905UU, 30 mm ID x 42 mm OD x 17 mm width, high carbon steel with oil hole and synthetic rubber seals, single-row metric unit","description":"Machined caged needle roller bearing, RNA4905UU\u003cbr\u003e\n✔️ 30 mm ID x 42 mm OD x 17 mm width, with oil hole and seals\n\n\u003cp\u003eThis single-row machined caged needle roller bearing is a metric unit commonly used in linear slide units, compact gearboxes, and transmissions where a sealed ball bearing may be too bulky. It offers high radial load capacity in tight spaces.\u003c\/p\u003e\n\n✅ Model: RNA4905UU (RNA49 Metric Series)\u003cbr\u003e\n✅ Inner diameter: 30 mm; outer diameter: 42 mm; width: 17 mm\u003cbr\u003e\n✅ Material: high carbon steel; machined caged design for stability\u003cbr\u003e\n✅ Seals: synthetic rubber; includes oil hole for easier lubrication\u003cbr\u003e\n✅ Dynamic load capacity: 20,300 N; static load capacity: 25,100 N\u003cbr\u003e\n✅ Maximum speed: 6,500 rpm; single-row needle roller configuration\u003cbr\u003e\n✅ Weight: 0.140 lb; sold as one bearing per unit (single unit)\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units and compact gearboxes?\nA needle roller bearing is a low-profile radial bearing that handles high loads in tight spaces.\n- Ideal when a sealed ball bearing would be too large for a linear slide unit or compact gearbox\n- Provides high radial load capacity with a slim cross-section and caged rollers\n- Works well where lubrication access (oil hole) and sealing are needed for longer service life\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969378304235,"sku":"862341","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/bcd3db0db3b2f1620c928e82d9260b75.png?v=1775237466","url":"https:\/\/vxb.com\/products\/machined-caged-needle-roller-bearing-rna4905uu-30","provider":"VXB Bearings","version":"1.0","type":"link"}