{"product_id":"needle-roller-cage-kt404817c3-40-mm-id-x-48-mm-od","title":"Needle Roller Cage KT404817C3, 40 mm ID x 48 mm OD x 17 mm Width, High Carbon Steel, C3 Roller Diameter Tolerance, Single Cage for Precision Linear Slide Units, 12000 rpm","description":"Needle roller cage KT404817C3, single precision part\u003cbr\u003e\n✔️ 40 mm ID x 48 mm OD x 17 mm W, High Carbon Steel, C3\n\n\u003cp\u003eThis single needle roller cage is a precision bearing component designed to support and space needle rollers in tight radial-clearance applications. Typically used in linear slide units, compact bearing assemblies, gearboxes, and industrial machinery where space is limited.\u003c\/p\u003e\n\n✅ Model: KT404817C3\u003cbr\u003e\n✅ Inner diameter: 40 mm; Outer diameter: 48 mm; Width: 17 mm\u003cbr\u003e\n✅ Material: High Carbon Steel; Roller tolerance: C3\u003cbr\u003e\n✅ Dynamic load 28,100 N; Static load 41,600 N; Max speed 12,000 rpm\u003cbr\u003e\n✅ Temperature range -20 to 120 C; Series KT; Single unit pack; Weight 0.100 lb\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller cage used for in linear slide units and compact bearing assemblies?\nA needle roller cage keeps rollers evenly spaced and guided to reduce friction and wear in tight, high-precision applications.\nQuick take:\n- Improves roller tracking for smoother linear motion and longer bearing life\n- Fits compact assemblies where sealed ball bearing size is impractical or too large\n- Maintains roller spacing and reduces heat in high-speed setups up to 12,000 rpm\n- Handy for conveyors, automotive linkages, machining spindles, and precision slides\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969422934251,"sku":"1911813","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/b6f817e1d6f04dce3049055991dffc12.png?v=1775238634","url":"https:\/\/vxb.com\/products\/needle-roller-cage-kt404817c3-40-mm-id-x-48-mm-od","provider":"VXB Bearings","version":"1.0","type":"link"}