{"product_id":"6904lu-sealed-ball-bearing-20x37x9","title":"6904LU Ball Bearing - 20x37x9mm - Sealed","description":"\u003cp\u003e\u003cstrong\u003e6904LU Sealed Ball Bearing\u003c\/strong\u003e\u003cbr\u003e✔️ 20mm x 37mm x 9mm - Double Rubber Sealed for Clean, Smooth Performance\u003c\/p\u003e\n\u003cp\u003eThe 6904LU is a deep groove radial ball bearing with rubber seals on both sides to guard against dirt, moisture, and debris. Built from high-quality chrome steel and pre-lubricated for smooth operation, it’s a reliable choice for electric motors, precision tools, and hobby-grade machinery.\u003c\/p\u003e\n\u003cp\u003e✅ Item: 6904-LU Ball Bearing\u003cbr\u003e✅ Type: Deep Groove Ball Bearing\u003cbr\u003e✅ Material: Chrome Steel (52100 Alloy)\u003cbr\u003e✅ Inner Diameter: 20mm\u003cbr\u003e✅ Outer Diameter: 37mm\u003cbr\u003e✅ Width: 9mm\u003cbr\u003e✅ Closures: Double Rubber Seals (LU\/2RS)\u003cbr\u003e✅ Lubrication: Pre-lubricated with grease\u003cbr\u003e✅ Size: 20 x 37 x 9 mm\u003cbr\u003e✅ Quantity: 1 Bearing\u003c\/p\u003e\n\u003cp\u003e💡 \u003cem\u003eWhat’s the advantage of LU (2RS) sealed bearings?\u003c\/em\u003e\u003cbr\u003eLU-sealed bearings (or 2RS) help extend lifespan by keeping out contaminants and retaining grease, reducing the need for maintenance and ensuring smooth rotation over time. Great for medium-duty applications where cleanliness matters.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49310552424641,"sku":"6904LU","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/1_6c17a56d-6063-412d-85c4-b61457e2d348.jpg?v=1748646849","url":"https:\/\/smallbearings.com\/it\/products\/6904lu-sealed-ball-bearing-20x37x9","provider":"Small Bearings","version":"1.0","type":"link"}