| NSK 7221BWDT |
| Preload | |
| 内径, d | 105 (0/-0.04) mm |
| 外径, D | 190 (0/-0.075) mm |
| 宽度, B (or T) | 72 (0/-0.63) mm |
| 倒角, r min | 2.1 mm |
| 倒角, r1 min | 1.1 mm |
| 动负荷, Cr | 231000 N |
| 静负荷, C0r | 258000 N |
| 极限转速(油脂) | 1700 RPM |
| 极限转速(油) | 2400 RPM |
| Duplex Combination | Tandem |
| Load Center Spacing, a0 | N/A |
| Cage Material | Pressed Steel Cage |
| 重量 | 7.84 kg |
| da min | 117 mm |
| db min | 112 mm |
| Da max | 178 mm |
| Db max | 183 mm |
| ra max | 2 mm |
| rb max | 1 mm |
- 发布时间:2026-08-01
NSK7221BWDT角接触球轴承供应商
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- NSK7221BWDT
让您的机械如虎添翼,转动精彩顺滑无声卓越的性能和可靠的质量,让这款轴承成为市场的宠儿这轴承的稳定性极佳,在高速运转时也能保持良好状态为您的机械提供持久动力,,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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