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 |
|---|---|---|---|---|---|---|---|
| 6218-2RS/Z1 | 90 mm | 160 mm | 30 mm | - N | - N | - rpm | - rpm |
| 61918-ZNR | 90 mm | 125 mm | 18 mm | - N | - N | - rpm | - rpm |
| 61918M | 90 mm | 125 mm | 18 mm | - N | - N | - rpm | - rpm |
| 61920NR | 100 mm | 140 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61921-ZN | 105 mm | 145 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61921-ZNR | 105 mm | 145 mm | 20 mm | - N | - N | - rpm | - rpm |
| 62204-2RZ | 20 mm | 47 mm | 18 mm | - N | - N | - rpm | - rpm |
| 61921NR | 105 mm | 145 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61922-2RS | 110 mm | 150 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61922-ZNR | 110 mm | 150 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61922NR | 110 mm | 150 mm | 20 mm | - N | - N | - rpm | - rpm |
| 61924-2RS | 120 mm | 165 mm | 22 mm | - N | - N | - rpm | - rpm |
| 61924-ZN | 120 mm | 165 mm | 22 mm | - N | - N | - rpm | - rpm |
| 61924-ZNR | 120 mm | 165 mm | 22 mm | - N | - N | - rpm | - rpm |
| 62211-RZ | 55 mm | 100 mm | 25 mm | - N | - N | - rpm | - rpm |