{"product_id":"needle-roller-cage-kt8128c3-single-8-mm-id-x-12-mm","title":"Needle Roller Cage KT8128C3 Single, 8 mm ID x 12 mm OD x 8 mm Width, High Carbon Steel, C3 Roller Tolerance, KT Series shaft bearing for linear slide units and motors","description":"\u003cp\u003eSingle needle roller cage KT8128C3, 8 mm ID, 12 mm OD\u003cbr\u003e\n✔️ 8 mm width; high carbon steel; C3 roller tolerance; max 60,000 rpm\u003c\/p\u003e\n\n\u003cp\u003eSingle unit needle roller cage for compact shaft support and linear motion applications, ideal for slide units, motors, and tight assemblies.\u003c\/p\u003e\n\n\u003cp\u003e✅ Model: KT8128C3\u003cbr\u003e\n✅ Series: KT Series\u003cbr\u003e\n✅ Inner diameter (ID): 8 mm\u003cbr\u003e\n✅ Outer diameter (OD): 12 mm\u003cbr\u003e\n✅ Width: 8 mm\u003cbr\u003e\n✅ Material: High carbon steel\u003cbr\u003e\n✅ Roller tolerance: C3\u003cbr\u003e\n✅ Dynamic load capacity: 3630 N\u003cbr\u003e\n✅ Static load capacity: 3040 N\u003cbr\u003e\n✅ Maximum speed: 60,000 rpm\u003cbr\u003e\n✅ Temperature range: -20 to 120 °C\u003cbr\u003e\n✅ Fits linear slide unit, motor shafts, compact bearing setups\u003cbr\u003e\n✅ Single bearing (each), SKU 1911881, approx 1 lb\u003c\/p\u003e\n\n\u003cp\u003e💡 What is a needle roller cage used for in linear slide units and compact bearing setups?\nThey provide compact radial support for shafts, delivering high load capacity with a low profile.\nQuick take:\n- Provides high radial load capacity with a small cross-section, ideal for linear slide unit and compact bearings\n- Supports shafts and motor assemblies in tight mechanical systems and pairs well with sealed ball bearing housings\n- C3 roller tolerance helps handle thermal expansion and slight misalignment in running systems\n- Often used alongside ceramic elements or sealed ball bearing components in hybrid setups for smoother motion\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969332494571,"sku":"1911881","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/74049acdd8b26611f6b8786eb9fd9f67.png?v=1775236967","url":"https:\/\/vxb.com\/products\/needle-roller-cage-kt8128c3-single-8-mm-id-x-12-mm","provider":"VXB Bearings","version":"1.0","type":"link"}