{"product_id":"single-kt12158c3-roller-cage-12-mm-id-x-15-mm-od-x","title":"Single KT12158C3 Roller Cage, 12 mm ID x 15 mm OD x 8 mm Width, High Carbon Steel C3 Tolerance, Precision Needle Bearing for Linear Slide Units and Machine Tools","description":"Precision single needle roller cage, KT12158C3\u003cbr\u003e\n✔️ Single unit, 12 mm ID x 15 mm OD x 8 mm W, carbon steel, C3\n\n\u003cp\u003eThis needle roller cage is a slim bearing component used to position and retain needle rollers in compact assemblies like linear slide units, machine tools, actuators, and gearboxes. Sold as a single unit for easy replacement.\u003c\/p\u003e\n\n✅ Model: KT12158C3\u003cbr\u003e\n✅ Inside diameter: 12 mm\u003cbr\u003e\n✅ Outside diameter: 15 mm\u003cbr\u003e\n✅ Width: 8 mm\u003cbr\u003e\n✅ Material: High carbon steel\u003cbr\u003e\n✅ Roller tolerance: C3 (roller diameter)\u003cbr\u003e\n✅ Dynamic load capacity: 3750 N; Static: 4200 N\u003cbr\u003e\n✅ Max speed: 40000 rpm; Temperature: -20 to 120 °C\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller cage used for in linear slide units and machine tools?\nA needle roller cage spaces and guides needle rollers to deliver high radial load capacity in tight, low-profile assemblies. Quick intro: it's a handy part for compact bearing setups.\n- Keeps rollers aligned for consistent motion and even load sharing in needle bearing systems used on linear slide units\n- Reduces friction and wear compared with loose rollers, extending service life in machine tools and transmissions\n- Can be integrated with sealed ball bearing arrangements or hybrid ceramic elements for higher speed or improved corrosion performance\n\u003c\/p\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52511469895999,"sku":"1911647","price":23.17,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/d0f176749800134608c8d600943d6c43.png?v=1776636289","url":"https:\/\/bearingscanada.com\/products\/single-kt12158c3-roller-cage-12-mm-id-x-15-mm-od-x","provider":"Bearings Canada","version":"1.0","type":"link"}