Product Main

Specifications

THK cross roller ring bearing of series RB (outer ring division) whose dimensions of the inner and outer ring are maximum miniaturized .The structure of their outer ring are divided into two parts. But their inner rings are designed as a whole. This kind of design is most suitable to apply in the highest rotating precision of inner ring circumstances. 

Shaft
Type
Dimensions
(mm)
Related Load
Mass
Kg
d
D
dp
B B1
Oil hole
Cr
KN
Cor
KN
a
b
r
20
RB2008
20
36
27
8
2
0.8
0.8
3.23
3.10
0.04
25
RB2508
25
41
32
8
2
0.8
0.8
3.63
3.83
0.05
30
RB3010
30
55
41.5
10
2.5
1
1
7.35
8.36
0.12
35
RB3510
35
60
46.5
10
2.5
1
1
7.64
9.12
0.13
40
RB4010
40
65
51.5
10
2.5
1
1
8.33
10.6
0.16
45
RB4510
45
70
56.5
10
2.5
1
1
8.62
11.3
0.17
50
RB5013
50
80
64
13
2.5
1.6
1
16.7
20.9
0.27
60
RB6013
60
90
74
13
2.5
1.6
1
18.0
24.3
0.3
70
RB7013
70
100
84
13
2.5
1.6
1
19.4
27.7
0.35
80
RB8016
80
120
98
16
3
1.6
1
30.1
42.1
0.7
90
RB9016
90
130
108
16
3
1.6
1.5
31.4
45.3
0.75
100
RB10016
100
140
119.3
16
3.5
1.6
1.5
31.7
48.6
0.83
RB10020
150
123
20
3.5
1.6
1.5
33.1
50.9
1.45
110
RB11012
110
135
121.8
12
2.5
1
1
12.5
24.1
0.4
RB11015
145
126.5
15
3.5
1.6
1
23.7
41.5
0.75
RB11020
160
133
20
3.5
1.6
1.5
34.0
54.0
1.56
120
RB12016
120
150
134.2
16
3.5
1.6
1
24.2
43.2
0.72
RB12025
180
148.7
25
3.5
2
2
66.9
100
2.62
130
RB13015
130
160
144.5
15
3.5
1.6
1
25.0
46.7
0.72
RB13025
190
158
25
3.5
2
2
69.5
107
2.82
140
RB14016
140
175
154.8
16
2.5
1.6
1.5
25.9
50.1
1.0
RB14025
200
168
25
3.5
2
2
74.8
121
2.96
150
RB15013
150
180
164
13
2.5
1.6
1
27.0
53.5
0.68
RB15025
210
178
25
3.5
2
2
76.8
128
3.16
RB15030
230
188
30
4.5
3
2
100
156
5.3
160
RB16025
160
220
188.6
25
3.5
2
2
81.7
135
3.14
170
RB17020
170
220
191
20
3.5
1.6
2
29.0
62.1
2.21
180
RB18025
180
240
210
25
3.5
2
2
84.0
143
3.44
190
RB19025
190
240
211.9
25
3.5
1.6
1.5
41.7
82.9
2.99
200
RB20025
200
260
230
25
3.5
2
2.5
84.2
157
4.0
RB20030
280
240
30
4.5
3
2.5
114
200
6.7
RB20035
295
247.7
35
5
3
2.5
151
252
9.6
220
RB22025
220
280
250.1
25
3.5
2
2.5
62.3
171
4.1
240
RB24025
240
300
269
25
3.5
2
3
68.3
145
4.5
250
RB25035
250
310
277.5
25
3.5
2
3
69.3
150
5
RB25030
330
287.5
30
4.5
3
3
126
244
8.1
RB25040
355
300.7
40
6
3.5
3
195
348
14.8
300
RB30025
300
360
328
25
3.5
2
3
76.3
178
5.9
RB30035
395
345
35
5
3
3
183
367
13.4
RB30040
405
351.6
40
6
3.5
3
212
409
17.2
350
RB35020
350
400
373.4
20
3.5
1.6
3
54.1
143
3.9
400
RB40035
400
480
440.3
35
5
3
3.5
156
370
14.5
RB40040
510
453.4
40
6
3.5
3.5
241
531
23.5
450
RB45025
450
500
474
25
3.5
1.6
1.5
61.7
182
6.6
500
RB50025
500
550
524.2
25
3.5
1.6
1.5
65.5
201
7.3
RB50040
600
548.8
40
6
3
3.5
239
607
26
RB50050
625
561.6
50
6
3.5
3.5
267
653
41.7
600
RB60040
600
700
650
40
6
3
4
264
721
29
700
RB70045
700
815
753.5
45
6
3
4
281
836
46
800
RB80070
800
950
868.0
70
6
4
5
468
1330
105
900
RB90070
900
1050
969
70
6
4
5
494
1490
120
1000
RB1000110
1000
1250
1114
110
6
6
6
1220
3220
360
1250
RB1250110
1250
1500
1365.8
110
6
4
6
1350
3970
440