{"product_id":"needle-roller-cage-kt303818c3-single-unit-30-mm-id","title":"Needle Roller Cage KT303818C3 Single Unit, 30 mm ID x 38 mm OD x 18 mm W, High Carbon Steel, C3 Roller Tolerance, KT Series for linear slide units, sealed ball bearing applications, 17000 rpm","description":"Single KT303818C3 needle roller cage 30 x 38 x 18 mm\u003cbr\u003e\n✔️ High carbon steel, C3 tolerance, 30 mm ID, 38 mm OD, 18 mm, 17000 rpm\n\n\u003cp\u003eThis single-unit needle roller cage is a compact bearing component used in linear slide units, sealed ball bearing assemblies, and industrial motion systems where space, speed, and load capacity matter.\u003c\/p\u003e\n\n✅ Model: KT303818C3\u003cbr\u003e\n✅ Inside diameter: 30 mm (ID 30 mm)\u003cbr\u003e\n✅ Outside diameter: 38 mm (OD 38 mm)\u003cbr\u003e\n✅ Width: 18 mm (W 18 mm)\u003cbr\u003e\n✅ Material: High Carbon Steel\u003cbr\u003e\n✅ Roller tolerance: C3 diameter tolerance\u003cbr\u003e\n✅ Max speed: 17000 rpm\u003cbr\u003e\n✅ Dynamic load capacity: 26200 N\u003cbr\u003e\n✅ Static load capacity: 34800 N\u003cbr\u003e\n✅ Temperature range: -20 to 120 deg C\u003cbr\u003e\n✅ Series: KT Series, single unit sold individually\u003cbr\u003e\n\n\u003cp\u003e💡 What is a needle roller cage used for in linear slide units and sealed bearing assemblies?\nA needle roller cage aligns thin rollers to carry high radial loads in tight housings while keeping low friction and accurate rotation.\nQuick take: here’s why it’s handy for linear slide and sealed bearing setups:\n- Provides high radial load capacity in confined housings for linear slide units and linear motion systems.\n- Improves running accuracy and reduces friction in sealed ball bearing assemblies and related motion components.\n- Works with precision tolerance classes like C3 and can be specified alongside ceramic bearing elements for specialty uses.\n- Suited for industrial automation and high-speed applications within rated rpm and temperature limits.\u003c\/p\u003e","brand":"MRO","offers":[{"title":"Default Title","offer_id":47969469333739,"sku":"1911783","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/needle-roller-cage-30x38x18mm-high-carbon-steel.png?v=1775239663","url":"https:\/\/vxb.com\/products\/needle-roller-cage-kt303818c3-single-unit-30-mm-id","provider":"VXB Bearings","version":"1.0","type":"link"}