rb系列交叉滚子轴承（内圈整体、外圈分体）
rb型此型号为交叉滚子轴承的基本型。外圈被分为两片，内圈为整体结构，它最适合用于要求内圈旋转精度的场合。
交叉圆柱滚子轴承的结构分为外圈分体、内圈整体；外圈整体、内圈分体和外圈内圈均为整体三种形式，滚动体为圆柱滚子，互为90°垂直排列在v型滚道中，滚子之间由隔离块隔开。这种结构使得单个轴承就可以承受轴向载荷、径向载荷和倾覆力矩等各方面的载荷。同时，由于外形尺寸被最大的微型化，且轴承又具有很高的刚性和旋转精度以及复合承载能力，所以最适合于工业用机器人的关节部或旋转部、加工中心的旋转工作台、机械手旋转部、精密旋转工作台、医疗机器、测量仪等场合应用。
参数：
| rb型（内圈整体、外圈分体） | 单位：mm | |||||||||
| 公称型号 | 主要尺寸 | 轴肩尺寸 | 基本额定载荷（径向） | 质量 | ||||||
| 内径 | 外径 | 滚子节圆直径 | 高度 | 倒角 | cr | cor | ||||
| d | d | dpw | b b1 | rmin | ds | dh | kn | kn | kg | |
| rb2008 | 20 | 36 | 27 | 8 | 0.5 | 22.8 | 31.2 | 3.23 | 3.1 | 0.04 |
| rb2508 | 25 | 41 | 32 | 8 | 0.5 | 27.8 | 36.2 | 3.63 | 3.83 | 0.05 |
| rb3010 | 30 | 55 | 41.5 | 10 | 0.6 | 35.8 | 47.2 | 7.35 | 8.36 | 0.12 |
| rb3510 | 35 | 60 | 46.5 | 10 | 0.6 | 40.8 | 52.2 | 7.64 | 9.12 | 0.13 |
| rb4010 | 40 | 65 | 52 | 10 | 0.6 | 46.3 | 57.7 | 8.33 | 10.6 | 0.16 |
| rb4510 | 45 | 70 | 57.5 | 10 | 0.6 | 51.8 | 63.2 | 8.62 | 11.3 | 0.17 |
| rb5013 | 50 | 80 | 65 | 13 | 0.6 | 57.9 | 72.1 | 16.7 | 20.9 | 0.27 |
| rb6013 | 60 | 90 | 75 | 13 | 0.6 | 67.9 | 82.1 | 18 | 24.3 | 0.3 |
| rb7013 | 70 | 100 | 82.3 | 13 | 0.5 | 75.2 | 89.4 | 19.4 | 27.7 | 0.35 |
| rb8016 | 80 | 120 | 100 | 16 | 0.6 | 91.5 | 108.5 | 30.1 | 42.1 | 0.7 |
| rb9016 | 90 | 130 | 108 | 16 | 0.6 | 99.5 | 116.5 | 31.4 | 45.3 | 0.75 |
| rb10016 | 100 | 140 | 120.2 | 16 | 1 | 111.7 | 128.7 | 31.7 | 48.6 | 0.83 |
| rb10020 | 150 | 123 | 20 | 1 | 110.7 | 133.3 | 33.1 | 50.9 | 1.45 | |
| rb11012 | 110 | 135 | 121.8 | 12 | 0.6 | 116 | 127.5 | 12.5 | 24.1 | 0.4 |
| rb11015 | 110 | 145 | 126.5 | 15 | 0.6 | 118 | 135 | 23.7 | 41.5 | 0.75 |
| rb11020 | 110 | 160 | 133 | 20 | 1 | 120.7 | 143.3 | 34 | 54 | 1.56 |
| rb12016 | 120 | 150 | 132.5 | 16 | 0.5 | 125.4 | 139.6 | 24.2 | 43.2 | 0.72 |
| rb12025 | 120 | 180 | 148.3 | 25 | 1.5 | 134.2 | 162.4 | 66.9 | 100 | 2.62 |
| rb13015 | 130 | 160 | 143.1 | 15 | 0.6 | 136 | 150 | 25 | 46.7 | 0.72 |
| rb13025 | 130 | 190 | 158 | 15 | 1.5 | 143.9 | 172 | 69.5 | 107 | 2.82 |
| rb14016 | 140 | 175 | 154.8 | 16 | 0.6 | 146.3 | 163.3 | 25.9 | 50.1 | 1 |
| rb14025 | 140 | 200 | 168 | 25 | 1.5 | 153.9 | 128 | 74.8 | 121 | 2.96 |
| rb15013 | 150 | 180 | 164 | 13 | 0.6 | 156.9 | 171.1 | 27 | 53.5 | 0.68 |
| rb15025 | 150 | 210 | 180 | 25 | 1 | 165.9 | 194.1 | 76.8 | 128 | 3.16 |
| rb15030 | 150 | 230 | 188 | 30 | 1.5 | 166.8 | 209.2 | 100 | 156 | 5.3 |
| rb16025 | 160 | 220 | 188 | 25 | 1.5 | 173.9 | 202.1 | 81.7 | 135 | 3.14 |
| rb17020 | 170 | 220 | 192 | 20 | 1.5 | 180.7 | 203.3 | 29 | 62.1 | 2.21 |
| rb18025 | 180 | 240 | 208 | 25 | 1.5 | 193.9 | 222.1 | 84 | 143 | 3.44 |
| rb19025 | 190 | 240 | 212 | 25 | 1 | 200.7 | 223.3 | 41.7 | 82.9 | 2.99 |
| rb20025 | 200 | 260 | 230 | 25 | 1.5 | 215.9 | 244.1 | 84.2 | 157 | 4 |
| rb20030 | 200 | 280 | 240 | 30 | 2 | 218.8 | 261.2 | 114 | 200 | 6.7 |
| rb20035 | 200 | 295 | 247.7 | 35 | 2 | 226.5 | 268.9 | 151 | 252 | 9.6 |
| rb22025 | 220 | 280 | 248.5 | 25 | 2 | 234.4 | 262.6 | 92.3 | 171 | 4.1 |
| rb24025 | 240 | 300 | 269 | 25 | 1.5 | 254.9 | 283.1 | 68.3 | 145 | 4.5 |
| rb25025 | 250 | 310 | 277.5 | 25 | 2 | 263.4 | 291.6 | 69.3 | 150 | 5 |
| rb25030 | 250 | 330 | 287.5 | 30 | 2.5 | 270.5 | 304.5 | 126 | 244 | 8.1 |
| rb25040 | 250 | 355 | 300.7 | 40 | 2.5 | 278.1 | 323.3 | 195 | 348 | 14.8 |
| rb30025 | 300 | 360 | 328 | 25 | 1.5 | 313.9 | 342.1 | 76.3 | 178 | 5.9 |
| rb30035 | 300 | 395 | 345 | 35 | 2.5 | 322 | 368 | 183 | 367 | 13.4 |
| rb30040 | 300 | 405 | 351.6 | 40 | 2.5 | 326 | 377 | 212 | 409 | 17.2 |
| rb35020 | 350 | 400 | 373.4 | 20 | 2.5 | 363 | 383 | 54.1 | 143 | 3.9 |
| rb40035 | 400 | 480 | 439 | 35 | 2.5 | 422 | 459 | 156 | 370 | 14.5 |
| rb40040 | 400 | 510 | 451 | 40 | 2.5 | 428 | 479 | 241 | 531 | 23.5 |
| rb45025 | 450 | 500 | 472 | 25 | 1 | 464 | 484 | 61.7 | 182 | 6.6 |
| rb50025 | 500 | 550 | 524.2 | 25 | 1 | 514 | 534 | 65.5 | 201 | 7.3 |
| rb50040 | 500 | 600 | 548.8 | 40 | 2.5 | 526 | 572 | 239 | 607 | 26 |
| rb50050 | 500 | 625 | 561.6 | 50 | 2.5 | 536 | 587 | 267 | 653 | 41.7 |
| rb60040 | 600 | 700 | 647 | 40 | 3 | 627 | 673 | 264 | 721 | 29 |
| rb70045 | 700 | 815 | 753.5 | 45 | 3 | 731 | 777 | 281 | 836 | 46 |
| rb80070 | 800 | 950 | 868.1 | 70 | 4 | 836 | 900 | 468 | 1330 | 105 |
| rb90070 | 900 | 1050 | 969 | 70 | 4 | 937 | 1001 | 494 | 1490 | 120 |
| rb1000110 | 1000 | 1250 | 1114 | 110 | 5 | 1057 | 1171 | 1220 | 3220 | 360 |
| rb1250110 | 1250 | 1500 | 1365 | 110 | 5 | 1308 | 1423 | 1350 | 1970 | 440 |
