调心滚子轴承有两列球面滚子，外圈滚道为球面形。此类轴承主要用于承受径向负荷，同时也能承受任一方向的轴向负荷，调心性能良好，可补偿轴受力弯曲或安装不当适成的同轴度误差，适用于重载荷场合。调心滚子轴承有圆柱孔、圆锥孔和带紧定套等三种常用结构。若按滚子截面形状则可分为对称形和非对称形球面滚子两种结构。对称形球面滚子轴承较非对称形有着承受更大轴向负荷能力和较长使用寿命。为改善轴承的润滑，调心滚子轴承外圈可制成环形油槽和三个油孔。
|
|
Inner diameter |
Bearing No. 1 |
Bearing No. 2 |
Bearing No. 3 |
Bearing No. 4 (With seal) |
|
|
d |
|
|
mm |
|
|
20 |
21304 CA/CC W33 |
|
|
|
|
|
25 |
21305 CA/CC W33 |
22205 CA/CC W33 |
|
|
|
|
30 |
21306 CA/CC W33 |
22206 CA/CC W33 |
|
BS 22206 2CS |
|
|
35 |
21307 CA/CC W33 |
22207 CA/CC W33 |
|
BS 22207 2CS |
|
|
40 |
21308 CA/CC W33 |
22208 CA/CC W33 |
22308 CA/CC W33 |
BS 22208 2CS |
|
|
45 |
21309 CA/CC W33 |
22209 CA/CC W33 |
22309 CA/CC W33 |
BS 22209 2CS |
|
|
… |
… |
… |
… |
… |
|
|
… |
… |
… |
… |
… |
|
Max |
150 |
21330 CA/CC W33 |
… |
… |
BS 22230 2CS |
|
Max |
300 |
|
22260 CA/CC W33 |
… |
|
|
Max |
400 |
|
22280 CA/CC W33 |
… |
|
|
Max |
450 |
|
|
22390 CA/CC W33 |
|
|
|
Inner diameter |
Bearing No. 5 |
Bearing No. 6 |
Bearing No. 7 |
Bearing No. 8 |
Bearing No. 9 |
Bearing No. 10 |
Bearing No. 11 |
Bearing No. 12 |
Bearing No. 13 |
|
|
d |
|
|
mm |
|
|
90 |
|
|
23218 CA/CC W33 |
|
|
24018 CA/CC W33 |
|
|
|
|
|
95 |
|
|
23219 CA/CC W33 |
|
|
24019 CA/CC W33 |
|
|
|
|
|
100 |
|
23120 CA/CC W33 |
23220 CA/CC W33 |
|
|
24020 CA/CC W33 |
24120 CA/CC W33 |
|
|
|
|
105 |
|
23121 CA/CC W33 |
23221 CA/CC W33 |
|
|
24021 CA/CC W33 |
24121 CA/CC W33 |
|
|
|
|
110 |
23022 CA/CC W33 |
23122 CA/CC W33 |
23222 CA/CC W33 |
|
|
24022 CA/CC W33 |
24122 CA/CC W33 |
|
|
|
|
… |
… |
… |
… |
|
|
… |
… |
|
|
|
|
150 |
… |
… |
… |
23830 CA/CC W33 |
23930 CA/CC W33 |
… |
… |
24830 CA/CC W33 |
24930 CA/CC W33 |
|
Max |
300 |
… |
23160 CA/CC W33 |
23260 CA/CC W33 |
… |
… |
24060 CA/CC W33 |
… |
… |
… |
|
Max |
400 |
… |
|
|
… |
… |
|
… |
… |
… |
|
Max |
450 |
23090 CA/CC W33 |
|
|
… |
… |
|
… |
… |
… |
|
Max |
480 |
|
|
|
… |
… |
|
24196 CA/CC W33 |
… |
… |
|
Max |
1000 |
|
|
|
238/1000 CA/CC W33 |
239/1000 CA/CC W33 |
|
|
248/1000 CA/CC W33 |
249/1000 CA/CC W33 |
