{"product_id":"6203-2nse-nachi-bearing-premium-qu","title":"6203-2NSE Nachi Bearing Premium 17x40x12 mm Sealed C3 - Japan Made","description":"\u003cp\u003e6203-2NSE Nachi Sealed Ball Bearing\u003cbr\u003e✔️ 17mm ID - 40mm OD - 12mm Width\u003c\/p\u003e\n\u003cp\u003eThe 6203-2NSE is a premium C3-rated deep groove ball bearing from Nachi, made in Japan for smooth, high-speed operation. With double rubber seals and advanced sealing technology, this bearing offers quiet performance, long life, and excellent protection against dust and moisture.\u003c\/p\u003e\n\u003cp\u003e✅ Pack size: 1 bearing\u003cbr\u003e✅ Size: 17mm x 40mm x 12mm\u003cbr\u003e✅ Type: Nachi deep groove ball bearing\u003cbr\u003e✅ Material: Precision chrome steel\u003cbr\u003e✅ Radial clearance: C3 (looser fit for higher RPM)\u003cbr\u003e✅ Seals: Double rubber seals (RS\/RS1\/2RS1)\u003cbr\u003e✅ Lubrication: Pre-filled with high-performance grease\u003cbr\u003e✅ Dynamic load rating: 9,550 N\u003cbr\u003e✅ Static load rating: 4,800 N\u003cbr\u003e✅ Max speed (grease): 12,000 RPM\u003cbr\u003e✅ Country of origin: Japan\u003cbr\u003e✅ Cross-reference: 6203 RS, 6203 2RS\u003c\/p\u003e\n\u003cp\u003e💡 Why are premium sealed bearings like 6203-2NSE ideal for high-speed use?\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eC3 clearance allows for thermal expansion and higher RPM capacity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDouble-sealed design offers top-notch grease retention and dust protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eJapanese manufacturing ensures tighter tolerances and ultra-smooth operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eA top-tier bearing trusted by engineers and pros worldwide - perfect for motors, tools, and equipment demanding consistent, quiet performance.\u003c\/p\u003e","brand":"Nachi","offers":[{"title":"Default Title","offer_id":49310690214081,"sku":"Kit9704","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/6203-2nse-nachi-bearing-17x40x12-sealed-c3-japan-made-vxb-ball-bearings_e6859b6a-63fa-4476-8b14-17287fd1c7fa.jpg?v=1748646869","url":"https:\/\/smallbearings.com\/pt\/products\/6203-2nse-nachi-bearing-premium-qu","provider":"Small Bearings","version":"1.0","type":"link"}