NSK轴承
TAC B密封型机床轴承滚针丝杠支承用轴承 机床用 TAC B系列：公称接触角α=60° 内径15-45mm 接触密封圈型 |  |
| 型号 | 基本尺寸 | 尺寸 | 极限转速 ( 脂 ) | 轴向动载 | 轴向静载 | 参考重量 ( kg ) | |||||||||||
| d | D | B | r | r1 | d1 | d2 | D1 | D2 | 单列DF/DB | 双列DT/DFD/DBD/DFF/DBB | 三列DTD/DFT/DBT | 单列DF/DB | 双列DT/DFD/DBD/DFF/DBB | 三列DTD/DFT/DBT | |||
| 15TAC47BDDG | 15 | 47 | 15 | 1 | 0.6 | 25.1 | 30.8 | 36 | 41.8 | 6000 | 21.9 | 35.5 | 47.5 | 26.6 | 53 | 79.5 | 0.144 |
| 17TAC47BDDG | 17 | 47 | 15 | 1 | 0.6 | 25.1 | 30.8 | 36 | 41.8 | 6000 | 21.9 | 35.5 | 47.5 | 26.6 | 53 | 79.5 | 0.144 |
| 20TAC47BDDG | 20 | 47 | 15 | 1 | 0.6 | 25.1 | 30.8 | 36 | 41.8 | 6000 | 21.9 | 35.5 | 47.5 | 26.6 | 53 | 79.5 | 0.135 |
| 25TAC62BDDG | 25 | 62 | 15 | 1 | 0.6 | 34.3 | 40.5 | 46.5 | 52.9 | 4500 | 28.5 | 46.5 | 61.5 | 40.5 | 81.5 | 122 | 0.252 |
| 30TAC62BDDG | 30 | 62 | 15 | 1 | 0.6 | 36.8 | 43 | 49 | 55.4 | 4300 | 29.2 | 47.5 | 63 | 43 | 86 | 129 | 0.224 |
| 35TAC72BDDG | 35 | 72 | 15 | 1 | 0.6 | 44.3 | 50.5 | 56.5 | 62.9 | 3600 | 31 | 50.5 | 67 | 50 | 100 | 150 | 0.31 |
| 40TAC72BDDG | 40 | 72 | 15 | 1 | 0.6 | 46.3 | 52.5 | 58.5 | 64.9 | 3600 | 31.5 | 51.5 | 68.5 | 52 | 104 | 157 | 0.275 |
| 40TAC90BDDG | 40 | 90 | 20 | 1 | 0.6 | 54 | 64 | 70 | 79.4 | 3000 | 59 | 95.5 | 127 | 89.5 | 179 | 269 | 0.674 |
| 45TAC100BDDG | 45 | 100 | 20 | 1 | 0.6 | 61 | 71 | 77 | 86.4 | 2600 | 61.5 | 100 | 133 | 99 | 198 | 298 | 0.842 |