{"product_id":"6307-2rsj-em-quality-35x80x21-seal","title":"6307 2RSJ EM Bearing 35x80x21mm Sealed C3 Japan Made","description":"\u003cp\u003e6307 2RSJ EM Nachi Sealed Ball Bearing\u003cbr\u003e✔️ 35 x 80 x 21mm – Double Sealed – C3 Clearance – Made in Japan\u003c\/p\u003e\n\u003cp\u003eThe 6307 2RSJ EM is a high-quality deep groove ball bearing manufactured by Nachi in Japan. Designed for electric motor use, it features EM-grade precision and performance with double rubber seals and C3 clearance for smooth, quiet, and long-lasting operation in demanding environments.\u003c\/p\u003e\n\u003cp\u003e✅ Type: Deep groove ball bearing\u003cbr\u003e✅ Brand: Nachi\u003cbr\u003e✅ Origin: Made in Japan\u003cbr\u003e✅ Marking: 6307-2NSE\u003cbr\u003e✅ Quality: EM (Electric Motor Grade)\u003cbr\u003e✅ Radial clearance: C3\u003cbr\u003e✅ Closures: Double rubber seals (2RS)\u003cbr\u003e✅ Size: 35mm (ID) x 80mm (OD) x 21mm (Width)\u003cbr\u003e✅ Dynamic load rating (Cr): 33,500 N\u003cbr\u003e✅ Static load rating (Cor): 19,200 N\u003cbr\u003e✅ Limiting speed (grease): 6,000 RPM\u003cbr\u003e✅ Quantity: 1 bearing\u003cbr\u003e✅ Interchangeable with: 6307 RS \/ 6307 2RS\u003c\/p\u003e\n\u003cp\u003e💡 What does C3 clearance mean in ball bearings?\u003cbr\u003eC3 indicates greater internal clearance than normal, allowing the bearing to perform better under high-speed or high-temperature conditions by reducing friction and preventing seizure.\u003c\/p\u003e\n\u003cp\u003eEngineered for electric motors, this bearing ensures smooth, reliable operation under heavy loads and extended run times.\u003cbr\u003e\u003c\/p\u003e","brand":"Nachi","offers":[{"title":"Default Title","offer_id":49310516609217,"sku":"6307 2RSJ EM","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/6307-2rsj-em-quality-35x80x21-sealed-c3-japan-made-bearing-vxb-ball-bearings_fde8f035-66a3-4d84-b1a1-adde5c27690c.jpg?v=1748646840","url":"https:\/\/smallbearings.com\/products\/6307-2rsj-em-quality-35x80x21-seal","provider":"Small Bearings","version":"1.0","type":"link"}