深沟球轴承
深沟球轴承是滚动轴承中应用最广泛、产量最高的品类，其结构简洁紧凑，可同时承受径向载荷和双向轴向载荷，兼具高转速、低噪音、易维护的核心优势，被誉为工业传动系统的“通用传动基石”，覆盖从微型电子设备到大型工业机械的全场景适配
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| Part Number | d - Bore | D - Outer Diameter | B - Width | Cr - Dynamic Radial Rating | Cor - Static Radial Rating | Grease lubrication | Oil lubrication |
|---|---|---|---|---|---|---|---|
| 6303/CS | 17 mm | 47 mm | 14 mm | - N | - N | - rpm | - rpm |
| 6304-2Z/CS | 20 mm | 52 mm | 15 mm | - N | - N | - rpm | - rpm |
| 6304-Z/CS | 20 mm | 52 mm | 15 mm | - N | - N | - rpm | - rpm |
| 6304/CS | 20 mm | 52 mm | 15 mm | - N | - N | - rpm | - rpm |
| 6305-2Z/CS | 25 mm | 62 mm | 17 mm | - N | - N | - rpm | - rpm |
| 6305-Z/CS | 25 mm | 62 mm | 17 mm | - N | - N | - rpm | - rpm |
| 6305/CS | 25 mm | 62 mm | 17 mm | - N | - N | - rpm | - rpm |
| 6306-2Z/CS | 30 mm | 72 mm | 19 mm | - N | - N | - rpm | - rpm |
| 6306-Z/CS | 30 mm | 72 mm | 19 mm | - N | - N | - rpm | - rpm |
| 6306/CS | 30 mm | 72 mm | 19 mm | - N | - N | - rpm | - rpm |
| 6307/CS | 35 mm | 80 mm | 21 mm | - N | - N | - rpm | - rpm |
| 6308/CS | 40 mm | 90 mm | 23 mm | - N | - N | - rpm | - rpm |
| 6309/CS | 45 mm | 100 mm | 25 mm | - N | - N | - rpm | - rpm |
| 6310/CS | 50 mm | 110 mm | 27 mm | - N | - N | - rpm | - rpm |
| 637/2.5-2Z | 2.5 mm | 5 mm | 2.3 mm | - N | - N | - rpm | - rpm |