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 |
|---|---|---|---|---|---|---|---|
| F638/1/YB2 | 1 mm | 3 mm | 1.5 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2 | 2.5 mm | 6 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2-2Z/HVP5YB2 | 2.5 mm | 6 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2-2Z/YB2 | 2.5 mm | 6 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2-2ZWB/YB2 | 2.5 mm | 6 mm | 4.6 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2-Z/YB2 | 2.5 mm | 6 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2.5X2-ZWB/YB2 | 2.5 mm | 6 mm | 4.6 mm | - N | - N | - rpm | - rpm |
| F638/2X2-2Z/YB2 | 2 mm | 5 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2X2-Z/YB2 | 2 mm | 5 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F638/2X2/YB2 | 2 mm | 5 mm | 2.5 mm | - N | - N | - rpm | - rpm |
| F66/2.4 | 2.4 mm | 4.8 mm | 1.6 mm | - N | - N | - rpm | - rpm |
| F66/3-2Z | 3 mm | 11 mm | 5.8 mm | - N | - N | - rpm | - rpm |
| F66/4.5-2Z | 4.5 mm | 7.5 mm | 4 mm | - N | - N | - rpm | - rpm |
| F66/4.5-Z | 4.5 mm | 7.5 mm | 4 mm | - N | - N | - rpm | - rpm |
| F66/4.5-Z/YB | 4.5 mm | 9 mm | 6 mm | - N | - N | - rpm | - rpm |