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 |
|---|---|---|---|---|---|---|---|
| 1620-2RSV | 11.112 mm | 34.925 mm | 11.112 mm | - N | - N | - rpm | - rpm |
| 1620-2Z | 11.112 mm | 34.925 mm | 11.112 mm | - N | - N | - rpm | - rpm |
| 1620-Z | 11.112 mm | 34.925 mm | 11.112 mm | - N | - N | - rpm | - rpm |
| 1620NR | 11.112 mm | 34.925 mm | 11.112 mm | - N | - N | - rpm | - rpm |
| 1635NR | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1635-2RS | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1635-2RSV | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1635-2Z | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1635-RS | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1635-Z | 19.05 mm | 44.45 mm | 12.7 mm | - N | - N | - rpm | - rpm |
| 1638 | 19.05 mm | 50.8 mm | 14.29 mm | - N | - N | - rpm | - rpm |
| 1638NR | 19.05 mm | 50.8 mm | 14.288 mm | - N | - N | - rpm | - rpm |
| 1638-2RS | 19.05 mm | 50.8 mm | 14.288 mm | - N | - N | - rpm | - rpm |
| 1638-2RSV | 19.05 mm | 50.8 mm | 14.288 mm | - N | - N | - rpm | - rpm |
| 1638-2Z | 19.05 mm | 50.8 mm | 14.288 mm | - N | - N | - rpm | - rpm |