| NSK 7311BWDB |
| Preload | |
| 内径, d | 55 (0/-0.04) mm |
| 外径, D | 120 (0/-0.075) mm |
| 宽度, B (or T) | 58 (0/-0.63) mm |
| 倒角, r min | 2 mm |
| 倒角, r1 min | 1 mm |
| 动负荷, Cr | 128000 N |
| 静负荷, C0r | 113000 N |
| 极限转速(油脂) | 3000 RPM |
| 极限转速(油) | 4000 RPM |
| Duplex Combination | Back-to-Back |
| Load Center Spacing, a0 | 102 mm |
| Cage Material | Pressed Steel Cage |
| 重量 | 2.9 kg |
| da min | 65 mm |
| db min | N/A |
| Da max | N/A |
| Db max | 114 mm |
| ra max | 2 mm |
| rb max | 1 mm |
- 发布时间:2026-08-23
NSK7311BWDB角接触球轴承供应商
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- NSK7311BWDB
它的高效率,减少了能源消耗 它的滚动体分布均匀,运转平稳无振动 轴承的稳定性和可靠性都十分出色,赢得了用户的信赖精准运转以精湛工艺有效增强了机械设备的竞争力,买轴承选八零动力,NSK品种全,价格优,质量有保证!大客户热线:022-58519722
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