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Spherical Roller Bearing
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Roller Bearing
Spherical Roller Bearing
Spherical Roller Bearing
Part Number:
d:
D:
B:
Spherical Roller Bearing
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Description And Technical diameters
select
Inquiry
Designations
Dimensions
Basic load ratings
Fatigue load limit
Speed ratings
Install Dimensions
Abutment and illet dimensions
Calculation factors
Permissible acceleration for oil lubrication
Mass
cylindrical bore
tapered bore
d
D
B
dynamic C
static C0
Pu
Reference speed
Limiting speed
d2 ≈
D1 ≈
b
K
r1,2 min
da min
da max
Da max
ra max
e
Y1
Y2
Y0
rotational
linear
kg
mm
mm
mm
KN
KN
KN
r/min
r/min
mm
m/s2
231/670 CA/W33
231/670 CAK/W33
670
1090
336
13101
22400
1320
240
500
804
959
22.3
12
7.5
702
–
1058
6
0.3
2.3
3.4
2.2
–
–
1250
241/670 ECA/W33
241/670 ECAK30/W33
670
1090
412
16381
29000
1760
180
260
782
942
22.3
12
7.5
702
–
1058
6
0.37
1.8
2.7
1.8
–
–
1600
232/670 CA/W33
232/670 CAK/W33
670
1220
438
18650
30500
1700
220
360
832
1028
22.3
12
12
718
–
1172
10
0.35
1.9
2.9
1.8
–
–
2270
238/710 CAMA/W20
–
710
870
118
3013
7500
500
360
670
766
826
–
12
4
725
–
855
3
0.11
6.1
9.1
6.3
–
–
153
239/710 CA/W33
239/710 CAK/W33
710
950
180
5702
12000
750
340
600
794
882
22.3
12
6
733
–
927
5
0.17
4
5.9
4
–
–
365
249/710 CA/W33
249/710 CAK30/W33
710
950
243
6860
15600
930
300
500
792
868
22.3
12
6
733
–
927
5
0.22
3
4.6
2.8
–
–
495
230/710 CA/W33
230/710 CAK/W33
710
1030
236
8669
16300
965
300
560
816
941
22.3
12
7.5
738
–
1002
6
0.21
3.2
4.8
3.2
–
–
670
240/710 ECA/W33
240/710 ECAK30/W33
710
1030
315
11164
22800
1430
260
450
809
918
22.3
12
7.5
738
–
1002
6
0.27
2.5
3.7
2.5
–
–
895
240/710 BC
–
710
1030
315
11166
22000
1430
20
40
810
931
61.8
15
7.5
738
–
1002
6
0.3
2.3
3.4
2.2
–
–
843
231/710 CA/W33
231/710 CAK/W33
710
1150
345
14732
26000
1530
240
450
851
1017
22.3
12
9.5
750
–
1110
8
0.28
2.4
3.6
2.5
–
–
1450
241/710 ECA/W33
241/710 ECAK30/W33
710
1150
438
17935
32500
1900
160
240
826
989
22.3
12
9.5
750
–
1110
8
0.37
1.8
2.7
1.8
–
–
1900
232/710 CA/W33
232/710 CAK/W33
710
1280
450
21208
34500
2000
200
320
875
1097
22.3
12
12
758
–
1232
10
0.35
1.9
2.9
1.8
–
–
2610
238/750 CAMA/W20
–
750
920
128
3405
8500
550
340
600
812
873
–
12
5
768
–
902
4
0.11
6.1
9.1
6.3
–
–
185
239/750 CA/W33
239/750 CAK/W33
750
1000
185
6138
13200
800
320
560
838
930
22.3
12
6
773
–
977
5
0.16
4.2
6.3
4
–
–
420
249/750 CA/W33
249/750 CAK30/W33
750
1000
250
7699
18000
1100
280
480
830
916
22.3
12
6
773
–
977
5
0.22
3
4.6
2.8
–
–
560
230/750 CA/W33
230/750 CAK/W33
750
1090
250
10061
18600
1100
280
530
859
998
22.3
12
7.5
778
–
1062
6
0.21
3.2
4.8
3.2
–
–
795
240/750 ECA/W33
240/750 ECAK30/W33
750
1090
335
12235
25000
1460
240
430
855
970
22.3
12
7.5
778
–
1062
6
0.28
2.4
3.6
2.5
–
–
1070
240/750 BC
–
750
1090
335
12309
24500
1530
20
40
856
984
72.8
15
7.5
778
–
1062
6
0.3
2.3
3.4
2.2
–
–
1010
231/750 CA/W33
231/750 CAK/W33
750
1220
365
16518
29000
1700
220
430
900
1080
22.3
12
9.5
790
–
1180
8
0.28
2.4
3.6
2.5
–
–
1700
241/750 ECA/W33
241/750 ECAK30/W33
750
1220
475
20434
37500
2160
150
220
875
1050
22.3
12
9.5
790
–
1180
8
0.37
1.8
2.7
1.8
–
–
2100
248/800 CAMA/W20
248/800 CAK30MA/W20
800
980
180
4780
12900
830
320
560
865
921
–
12
5
818
–
962
4
0.15
4.5
6.7
4.5
–
–
300
239/800 CA/W33
239/800 CAK/W33
800
1060
195
6595
14300
865
280
530
891
986
22.3
12
6
823
–
1037
5
0.16
4.2
6.3
4
–
–
470
249/800 CA/W33
249/800 CAK30/W33
800
1060
258
8136
19300
1060
240
430
887
973
22.3
12
6
823
–
1037
5
0.21
3.2
4.8
3.2
–
–
640
230/800 CA/W33
230/800 CAK/W33
800
1150
258
10335
20000
1160
260
480
917
1053
22.3
12
7.5
828
–
1122
6
0.2
3.4
5
3.2
–
–
895
240/800 ECA/W33
240/800 ECAK30/W33
800
1150
345
13431
28500
1660
220
400
910
1028
22.3
12
7.5
828
–
1122
6
0.27
2.5
3.7
2.5
–
–
1200
240/800 BC
–
800
1150
345
13447
27500
1700
20
40
911
1042
66.4
15
7.5
828
–
1122
6
0.28
2.4
3.6
2.5
–
–
1140
231/800 CA/W33
231/800 CAK/W33
800
1280
375
18033
31500
1800
200
400
949
1141
22.3
12
9.5
840
–
1240
8
0.28
2.4
3.6
2.5
–
–
1920
241/800 ECA/W33
241/800 ECAK30/W33
800
1280
475
21587
40500
2320
140
200
930
1111
22.3
12
9.5
840
–
1240
8
0.35
1.9
2.9
1.8
–
–
2300
232/800 CAF/W33
232/800 CAKF/W33
800
1420
488
24973
43000
2360
180
280
995
1218
22.3
12
15
858
–
1362
12
0.33
2
3
2
–
–
3280
238/850 CAMA/W20
238/850 CAKMA/W20
850
1030
136
3882
10000
630
260
530
912
981
–
12
5
868
–
1012
4
0.11
6.1
9.1
6.3
–
–
240
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