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High Precision Bearings > RB Series 


shaft diameter
Identification number
Main dimensions
Shoulder height
Basic load ratingradial
weight
inner ring
outer ring
Roller pitch circle diameter dp
width
Greasing hole
r(min)
ds
Dh
C
C0
Kg
d
D
B B1
φ
kN
kN
70
RB7013
70
100
84
13
1.5
1
78
92
19.4
27.7
0.35
80
RB8016
80
120
98
16
1.5
1
91
111
30.1
42.1
0.7
90
RB9016
90
130
108
16
1.5
1.5
98
118
31.4
45.3
0.75
100
RB10016
100
140
119.3
16
1.5
1.5
109
129
31.7
48.6
0.83
RB10020
150
123
20
1.5
1.5
113
133
33.1
50.9
1.45
110
RB11012
110
135
121.8
12
1.5
1
117
127
12.5
24.1
0.4
RB11015
145
126.5
15
1.5
1
122
136
23.7
41.5
0.75
RB11020
160
133
20
1.5
1.5
120
143
34
54
1.56
120
RB12016
120
150
134.2
16
1.5
1.5
127
141
24.2
43.2
0.72
RB12025
180
148.7
25
2
1
133
164
66.9
100
2.62
130
RB13015
130
160
144.5
15
1.5
2
137
152
25
46.7
0.72
RB13025
190
158
25
2
1
143
174
69.5
107
2.82
140
RB14016
140
175
154.8
16
1.5
2
147
162
25.9
50.1
1
RB14025
200
168
25
2
1.5
154
185
74.8
121
2.96
 150
RB15013
150
180
164
13
1.5
2
157
172
27
53.5
0.68
RB15025
210
178
25
2
1
164
194
76.8
128
3.16
RB15030
230
188
30
3
2
173
211
100
156
5.3
160
RB16025
160
220
188.6
25
2
2
173
204
81.7
135
3.14
170
RB17020
170
220
191
20
1.5
2
184
198
29
62.1
2.11
180
RB18025
180
240
210
25
2
2
195
225
84
143
3.44
190
RB19025
190
240
211.9
25
1.5
2
202
222
41.7
82.9
2.99
200
RB20025
200
260
230
25
2
2.5
215
245
84.2
157
4
RB20030
280
240
30
3
2.5
221
258
114
200
6.7
RB20035
295
247.7
35
3
2.5
225
270
151
252
9.6
220
RB22025
220
280
250.1
25
2
2.5
235
265
92.3
171
4.1
240
RB24025
240
300
269
25
2
3
256
281
68.3
145
4.5
250
RB25025
250
310
277.5
25
2
3
265
290
69.3
150
5
RB25030
330
287.5
30
3
3
269
306
126
244
8.1
RB25040
355
300.7
40
3.5
3
275
326
195
348
14.8
300
RB30025
300
360
328
25
2
3
315
340
76.3
178
5.9
RB30035
395
345
35
3
3
322
368
183
367
13.4
RB30040
405
351.6
40
3.5
3
326
377
212
409
17.2
350
RB35020
350
400
373.4
20
1.5
3.5
363
383
54.1
143
3.9
400
RB40035
400
480
440.3
35
3
3.5
422
459
156
370
14.5
RB40040
510
453.4
40
3.5
1.5
428
479
241
531
23.5
450
RB45025
450
500
474
25
1.5
1.5
464
484
61.7
182
6.6
500
RB50025
500
550
524.2
25
1.5
1.5
514
534
65.5
201
7.3
RB50040
600
548.8
40
3
3.5
526
572
239
607
26
RB50050
625
561.6
50
3.5
3.5
536
587
267
653
41.7
600
RB60040
600
700
650
40
3
4
627
673
264
721
29
700
RB70045
700
815
753.5
45
3
4
731
777
281
836
46
800
RB80070
800
950
868.1
70
4
5
836
900
468
1330
105
900
RB90070
900
1050
969
70
4
5
937
1001
494
1490
120
1000
RB1000110
1000
1250
1114
110
6
6
1057
1171
1220
3220
360
1250
RB1250110
1250
1500
1365.8
110
6
6
1308
1423
1350
3970
440

Identification number corresponding table

Boundary dimensions(mm)
Weight
Identification number
Inner ring
Outer ring
Width
d
D
B
Kg
THK
IKO
NSK
20
36
8
0.04
RB2008
 
 
25
41
8
0.05
RB2508
 
NRXT2508
30
55
10
0.12
RB3010
CRB3010
 
35
60
10
0.13
RB3510
 
 
40
65
10
0.16
RB4010
CRB4010
NRXT4010
45
70
10
0.17
RB4510
 
 
50
80
13
0.27
RB5013
CRB5013
NRXT5013
60
90
13
0.3
RB6013
CRB6013
NRXT6013
70
100
13
0.35
RB7013
CRB7013
NRXT7013
80
110
13
0.38
 
 
NRXT8013
120
16
0.7
RB8016
CRB8016
NRXT8016
90
130
16
0.75
RB9016
CRB9016
NRXT9016
140
20
1.27
 
 
NRXT9020
100
140
16
0.83
RB10016
 
 
150
20
1.45
RB10020
CRB10020
NRXT10020
110
135
12
0.4
RB11012
 
 
145
15
0.75
RB11015
 
 
160
20
1.56
RB11020
CRB11020
NRXT11020
 
150
16
0.72
RB12016
 
 
120
170
20
1.6
 
 
NRXT12020
 
180
25
2.62
RB12025
CRB12025
NRXT12025
130
160
15
0.72
RB13015
 
 
190
25
2.82
RB13025
CRB13025
NRXT13025
140
175
16
1
RB14016
 
 
200
25
2.96
RB14025
CRB14025
NRXT14025
150
180
13
0.68
RB15013
 
 
210
25
3.16
RB15025
CRB15025
NRXT15025
230
30
5.3
RB15030
CRB15030
NRXT15030
160
220
25
3.14
RB16025
 
 
170
220
20
2.21
RB17020
 
 
180
240
25
3.44
RB18025
 
 
190
240
25
2.99
RB19025
 
 
200
260
25
4
RB20025
CRB20025
 
280
30
6.7
RB20030
CRB20030
NRXT20030
295
35
9.6
RB20035
CRB20035
 
220
280
25
4.1
RB22025
 
 
240
300
25
4.5
RB24025
 
 
250
310
25
5
RB25025
CRB25025
NRXT25025
330
30
8.1
RB25030
CRB25030
NRXT25030
355
40
14.8
RB25040
CRB25040
 
300
360
25
5.9
RB30025
CRB30025
NRXT30025
395
35
13.4
RB30035
CRB30035
NRXT30035
405
40
17.2
RB30040
CRB30040
NRXT30040
350
400
20
3.9
RB35020
 
 
400
480
35
14.5
RB40035
CRB40035
NRXT40035
510
40
23.5
RB40040
CRB40040
NRXT40040
580
70
72.4
 
CRB40070
 
450
500
25
6.6
RB45025
 
 
500
550
25
7.3
RB50025
 
 
600
40
26
RB50040
CRB50040
NRXT50040
625
50
41.7
RB50050
CRB50050
NR, XT50050
680
70
86.1
 
CRB50070
 
600
700
40
29
RB60040
CRB60040
NRXT60040
780
70
102
 
CRB60070
 
870
120
274
 
CRB600120
 
700
815
45
46
RB70045
CRB70045
 
880
70
115
 
CRB70070
 
1020
150
478
 
CRB700150
 
800
950
70
105
RB80070
CRB80070
 
1030
100
247
 
CRB800100
 
900
1050
70
120
RB90070
 
 
1000
1250
110
360
RB1000110
 
 
1250
1500
110
440
RB1250110
 
 

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