NSK轴承
NN30高刚度系列双列圆柱滚子轴承（高刚度系列） NN30系列 |  |
| 型号 | 主要尺寸 | 基本载荷 | 滚子外接圆直径 ( mm ) | 重量 ( kg ) | 极限转速 | |||||
| d | D | B | r | 动载 ( KN ) | 静载 ( KN ) | 脂 | 油 | |||
| NN3005MBKR | 25 | 47 | 16 | 0.60 | 25.80 | 30.00 | 41.30 | 0.13 | 20900 | 25000 |
| NN3006MBKR | 30 | 55 | 19 | 1.00 | 31.00 | 37.00 | 48.50 | 0.20 | 17700 | 21200 |
| NN3006TBKR | 30 | 55 | 19 | 1.00 | 31.00 | 37.00 | 48.50 | 0.17 | 20000 | 23600 |
| NN3007MBKR | 35 | 62 | 20 | 1.00 | 39.50 | 50.00 | 55 | 0.26 | 15500 | 18600 |
| NN3007TBKR | 35 | 62 | 20 | 1.00 | 39.50 | 50.00 | 55 | 0.22 | 17600 | 20700 |
| NN3008MBKR | 40 | 68 | 21 | 1.00 | 43.50 | 55.50 | 61 | 0.31 | 13900 | 16700 |
| NN3008TBKR | 40 | 68 | 21 | 1.00 | 43.50 | 55.50 | 61 | 0.28 | 15800 | 18600 |
| NN3009MBKR | 45 | 75 | 23 | 1.00 | 52.00 | 68.50 | 67.50 | 0.41 | 12500 | 15000 |
| NN3009TBKR | 45 | 75 | 23 | 1.00 | 50.00 | 65.50 | 67.50 | 0.37 | 14200 | 16700 |
| NN3010MBKR | 50 | 80 | 23 | 1.00 | 53.00 | 72.50 | 72.50 | 0.44 | 11600 | 13900 |