{"product_id":"single-na4922uu-machined-needle-roller-bearing-22","title":"Single NA49\/22UU Machined Needle Roller Bearing, 22 mm ID x 39 mm OD x 17 mm Width, High-Carbon Steel, Oil Hole, Sealed with Inner Ring, Caged Metric Series, High Load Capacity","description":"Single NA49\/22UU machined needle roller bearing\u003cbr\u003e\n✔️ 22 mm ID x 39 mm OD x 17 mm width; high-carbon steel; sealed; oil hole\n\n\u003cp\u003eThis is a single caged machined needle roller bearing with seals and an inner ring, built for compact, high-load radial support in machinery. Commonly used in linear slide units, gearboxes, and automotive linkages.\u003c\/p\u003e\n\n✅ NA49 metric series, machined caged type; inner ring included\u003cbr\u003e\n✅ Inner diameter: 22 mm; Outer diameter: 39 mm; Width: 17 mm\u003cbr\u003e\n✅ Material: high-carbon steel; seal material: synthetic rubber\u003cbr\u003e\n✅ Dynamic load capacity: 18,300 N; Static load capacity: 23,700 N\u003cbr\u003e\n✅ Maximum speed: ~7,000 rpm; oil hole for lubrication access\u003cbr\u003e\n✅ Sealed bearing design ideal for linear slide unit applications\u003cbr\u003e\n✅ Caged needle rollers provide compact, high-load radial support\u003cbr\u003e\n✅ Single bearing pack; a practical alternative to ceramic bearings\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller bearing used for in linear slide units?\nNeedle roller bearings deliver slim, high-capacity radial support so slide guides and compact actuators stay accurate and low-profile.\nWhy engineers pick them:\n- Ideal for sealed bearing applications in tight spaces and confined designs\n- Provide high load capacity and low friction for precise motion control\n- Compatible with linear slide unit setups, gearboxes, and linkage systems\n- Often chosen over ceramic options when cost, toughness, and lubrication access matter\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969430667499,"sku":"862685","price":91.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/needle-roller-bearing-na49-sealed-caged.png?v=1775238796","url":"https:\/\/vxb.com\/products\/single-na4922uu-machined-needle-roller-bearing-22","provider":"VXB Bearings","version":"1.0","type":"link"}