{"product_id":"premium-6903-2rs-sealed-bearing-17x30x7mm","title":"高级 6903-2RS 密封轴承 17x30x7mm","description":"\u003cp\u003e6903-2RS 密封球轴承\u003cbr\u003e ✨ 17x30x7mm - 铬钢 - 双层橡胶密封\u003c\/p\u003e\n\u003cp\u003e6903-2RS 是一款纤薄型深沟球轴承，专为紧凑型应用中的平稳低摩擦运行设计。采用高强度铬钢制造，配备双层橡胶密封，预先注入润滑脂，适用于电动机、自行车、工具及工业设备。\u003c\/p\u003e\n\u003cp\u003e🟢 尺寸：17mm（内径）x 30mm（外径）x 7mm（宽度）\u003cbr\u003e🟢 类型：深沟球轴承\u003cbr\u003e🟢 材料：52100 铬钢\u003cbr\u003e🟢 保持架材质：铬钢\u003cbr\u003e🟢 密封形式：双层橡胶密封（2RS）\u003cbr\u003e🟢 润滑方式：预先注入润滑脂\u003cbr\u003e🟢 动载荷额定值：4,600 N\u003cbr\u003e🟢 静载荷额定值：2,550 N\u003cbr\u003e🟢 极限转速（润滑脂）：15,000 RPM\u003cbr\u003e🟢 数量：1 个轴承\u003cbr\u003e🟢 标记：6903RS \/ 61903RS\u003cbr\u003e🟢 等同于：61903-2RS1\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":44718972469446,"sku":"kit1044","price":6.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/7375\/7638\/files\/1_4f06ac8b-88cf-48bf-a8c7-2909a4f80d0b.jpg?v=1751314634","url":"https:\/\/bearings.net\/zh\/products\/premium-6903-2rs-sealed-bearing-17x30x7mm","provider":"Bearings.net","version":"1.0","type":"link"}