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 |
|---|---|---|---|---|---|---|---|
| R184-2Z | 3.175 mm | 12.7 mm | 2.8 mm | - N | - N | - rpm | - rpm |
| R184-Z | 3.175 mm | 12.7 mm | 2.8 mm | - N | - N | - rpm | - rpm |
| R188 | 6.35 mm | 12.7 mm | 3.18 mm | - N | - N | - rpm | - rpm |
| R188Z | 6.35 mm | 12.7 mm | 4.76 mm | - N | - N | - rpm | - rpm |
| R188ZZ | 6.35 mm | 12.7 mm | 4.76 mm | - N | - N | - rpm | - rpm |
| R18NR | 28.575 mm | 53.975 mm | 9.525 mm | - N | - N | - rpm | - rpm |
| R2 | 3.175 mm | 9.525 mm | 3.967 mm | - N | - N | - rpm | - rpm |
| R2-2RS | 3.175 mm | 6.525 mm | 3.97 mm | - N | - N | - rpm | - rpm |
| R2-2Z | 3.175 mm | 9.525 mm | 3.969 mm | - N | - N | - rpm | - rpm |
| R2-5 | 3.175 mm | 7.938 mm | 2.78 mm | - N | - N | - rpm | - rpm |
| R2-5-2Z | 0.125 mm | 0.3125 mm | 0.1094 mm | - N | - N | - rpm | - rpm |
| R2-6-2Z | 0.125 mm | 0.375 mm | 0.1094 mm | - N | - N | - rpm | - rpm |
| R20 | 31.75 mm | 57.15 mm | 9.525 mm | - N | - N | - rpm | - rpm |
| F619/8X2 | 8 mm | 19 mm | 7 mm | - N | - N | - rpm | - rpm |
| F619/8X2-2Z | 8 mm | 19 mm | 7 mm | - N | - N | - rpm | - rpm |