Spherical Roller Bearings
Spherical roller bearings are precision-engineered components designed to accommodate heavy radial and axial loads while allowing for angular misalignment. They consist of an inner ring with two rows of barrel-shaped rollers and an outer ring with a spherical raceway. This design enables smooth operation in various applications, including heavy machinery and industrial equipment.
Spherical Roller Bearing Application
Spherical roller bearings (SRB bearings) or sph roller bearings are versatile and widely used in a range of applications due to their ability to accommodate misalignment, high radial loads, and moderate axial loads. Some common applications of spherical roller bearings include:
Heavy Machinery and Equipment: Spherical roller bearings are commonly found in heavy machinery and equipment such as crushers, vibrating screens, conveyors, and mills.
Industrial Fans and Blowers: SRB bearings are used in industrial fans, blowers, and axial flow compressors. These bearings provide smooth and reliable operation under high-speed and high-temperature conditions.
Steel and Mining Industries: SRB bearings are extensively used in steel mills and mining equipment, including crushers, mills, and conveyors. Sph roller bearing can handle heavy loads and provide reliable performance in rugged environments.
Material Handling Equipment: Spherical roller bearings are used in material handling equipment such as forklifts, cranes, and lifting mechanisms. They enable smooth and precise motion control, even under heavy loads.
Marine and Offshore Applications: Spherical roller bearings are utilized in marine and offshore applications, including ship propulsion systems, deck machinery, and offshore drilling equipment. Sph roller bearing can withstand harsh marine environments, including saltwater, vibrations, and shock loads.
Sph roller bearings offer robust performance, high load-carrying capacity, and the ability to accommodate misalignment, making them suitable for a wide range of industrial applications.
Features of Spherical Roller Bearings
Spherical roller bearings (SRB bearings) are designed to accommodate heavy radial and axial loads in both directions. These bearings have two rows of barrel-shaped rollers, which can operate at high speeds and withstand heavy shock loads. They are self-aligning, meaning they can compensate for misalignment, shaft deflections, or housing distortions, ensuring smooth and efficient operation. Spherical roller bearings also have a high load-carrying capacity and are suitable for applications with high radial loads or a combination of radial and axial loads. They are commonly used in industries such as mining, construction, and steel manufacturing, where reliability and durability are essential.
75 mm-150 mm Spherical Roller Bearings Specs
Basic Size
Basic load ratingdynamic, static
Fatigue load limit
Rated Speed
Designation(Design)
Dimensions
Abutment and chamfer dimensions
Calculation cefficient
Mass
d
D
B
C
C。
Pu
Reference Speed
Limit Speed
Cylindrical bore
Tapered bore
d2~
D1~
b
k
r1.2min
damin
Damax
ramax
e
Y1
Y2
Y0
mm
kN
kN
r/min
–
kN
mm
–
kg
75
115
40
181
232
28.5
3800
5300
2401 5CC/W33
24015CCK30/W33
84.2
100
5.5
3
1.1
81
109
1
0.28
2.4
3.6
2.5
1.55
130
31
217
240
26.5
4800
6300
22215E
22215EK
87.8
115
6
3
1.5
84
121
1.5
0.22
3
4.6
2.8
1.7
160
37
291
325
34.5
4000
5600
21315E
21315EK
101
133
6
3
2.1
87
148
2
0.22
3
4.6
2.8
3.75
160
55
462
475
48
3200
4300
22315E
22315EK
92.8
135
8.3
4.5
2.1
87
148.
2
0.35
1.9
2.9
1.8
5.55
80
140
33
243
270
29
4300
6000
22216E
22216EK
94.7
124
6
3
2
91
129
2
0.22
3
4.6
2.8
2.1
170
39
331
375
39
3800
5300
21316E
21316EK
106
141
6
3
2.1
92
158
2
0.24
2.8
4.2
2.8
4.45
170
58
516
530
54
3000
4000
22316E
22316EK
98.3
143
8.3
4.5.
2.1
92
158
2
0.35
1.9
2.9
1.8
6.6
85
150
36
291
325
34.5
4000
5600
22217E
22217EK
101
133
6
3
2
96
139
2
0.22
3
4.6
2.8
2.7
180
41
331
375
39
3800
5300
21317E
21317EK
106
141
6
3
3
99
166
2.5
0.24
2.8
4.2
2.8
5.2
180
60
577
620
61
2800
3800
22317E
22317EK
108
1 54
8.3
4.5.
3
99
166
2.5
0.33
2
3
2
7.65
90
160
40
331
375
39
3800.
5300
22218E
22218EK
106
141
6
3
2
101
149
2
0.24
2.8
4.2
2.8
3.4
160
52.4
372
440
48
2800
3800
23218CC/W33
23218CCK/W33
106
137
6
3
2
101
149
2
0.31
2.2
3.3
2.2
4.65
190
43
393
450
46.5
3600
4800
21318E
21318EK
1 12
150
8.3
4.5
3
104
176
2.5
0.24
2.8
4.2
2.8
6.1
190
64
637
695
67
2600
3600
22318E
22318EK
1 13
161
11.1
6
3
104
1 76
2.5
0.33
2
3
2
9.05
95
170
43
393
450
45.5
3600
4800
22219E
22219EK
112
150
8.3
4.5
2.1
107
158
2
0.24
2.8
4.2
2.8
4.15
200
45
433
490
49
3400
4500
21319E
21319EK
118
159
8.3
4.5
3
109
186
2.5
0.24
2.8
4.2
2.8
7.05
200
67
699
765
73.5
2600
3400
22319E
22319EK
118
168
11.1
6
3
109
186
2.5
0.33
2
3
2
10.5
100
150
50
296
415
45.5
2800
4000
24020CC/W33
24020CCK30/W33
111
132
6
3
1.5
107
143
1.5
0.28
2.4
3.6
2.5
3.15
165
52
385
490
53
3000
4000
231 20CC/W33
23120CCK/W33
115
144
6
3
2
111
154
2
0.3
2.3
3.4
2.2
4.55
165
65
468
640
68
2400
3200
241 20CC/W33
24120CCK30/W33
113
141
4.4
2
2
111
154
2
0.37
1.8
2.7
1.8
5.65
180
46
433
490
49
3400
4500
22220E
22220EK
118
159
8.3
4.5
2.1
112
168
2
0.24
2.8
4.2
2.8
4.9
180
60.3
498
600
63
2400
3400
23220CC/W33
23220CCK/W33
117
153
8.3
4.5
2.1
112
168
2
0.33
2
3
2
6.85
215
47
433
490
49
3400
4500
21320E
21320EK
118
159
8.3
4.5
3
114
201
2.5
0.24
2.8
4.4
2.8
8.6
215
73
847
950
88
2400
3000
22320E
22320EK
130
184
11.1
6
3
114
201
2.5
0.33
2
3
2
13.5
110
170
45
326
440
46.5
3400.
4300
23022CC/W33
23022CCK/W33
125
151
6
3
2
119
161
2
0.23
2.9
4.4
2.8
3.8
170
60
437
620
67
2400
3600
24022CC/W33
24022CCK30/W33
122
149
6
3
2
119
161
2
0.33
2
3
2
5
180
565
450
585
61
2800
3600
23122CC/W33
23122CCK/W33
126
157
8.3
4.5
2
121
169
2
0.3
2.3
3.4
2.2
5.75
180
69
539
750
78
2200
3000
24122CC/W33
241 22CCK30/W33
123
153
5
3
2
121
169
2
0.37
1.8
2.7
1.8
7.1
200
53
572
640
63
3000
4000
22222E
22222EK
130
178
8.3
4.5
2.1
122
188
2
0.25
2.7
4
2.5
7
200
69.8
626
765
76.5
2200
3200
23222CC/W33
23222CCK/W33
130
169
8.3
4.5
2.1
122
188
2
0.33
2
3
2
9.85
240
80
989
1120
100
2000
2800
22322E
22322EK
143
204
13.9
7.5
3
124
226
2.5
0.33
2
3
2
18.5
120
180
46
366
500
52
3200
4000
23024CC/W33
23024CCK/W33
135
163
6
3
2
129
171
2
0.22
3
4.6
2.8
4.2
180
60
456
670
68
2400
3400
24024CC/W33
24024CCK30/W33
132
159
6
3
2
129
171
2
0.3
2.3
3.4
2.2
5.45
200
62
534
695
71
2600
3400
23124CC/W33
231 24CCK/W33
139
174
8.3
4.5
2
131
189
2
0.28
2.4
3.6
2.5
8
200
80
679
950
95
1900
2600
24124CC/W33
24124MB/W33
241 24CCK30/W33
135
168
6
3
2
131
189
2
0.37
1.8
2.7
1.8
10.5
215
58
652
765
73.5
2800
3800
22224E
22224EK
141
189
11.1
6
2.1
132
203
2
0.26
2.6
3.9
2.5
8.7
215
76
732
930
93
2000
2800
23224CC/W33
23224MB /W33
23224CCK/W33
141
182
8.3
4.5
2.1
132
203
2
0.35
1.9
2.9
1.8
12
260
86
1019
1120
100
2000
2600
22324CC/W33
22324MB /W33
22324CCK/W33
152
216
13.9
7.5
3
134
246
2.5
0.35
1.9
2.9
1.8
23
130
200
52
452
610
61
2800
3600
23026CC/W33
23026CCK/W33
148
180
8.3
4.5
2
139
191
2
0.23
2.9
4.4
2.8
6
200
69
569
815
81.5
2000
3000
24026CC/W33
24026CCK30/W33
145
175
6
3
2
139
191
2
0.31
2.2
3.3
2.2
8.05
210
64
586
780
78
2400
3200
23126CC/W33
23126MB /W33
231 26CCK/W33
148
184
8.3
4.5
2
141
199
2
0.28
2.4
3.6
2.5
8.8
210
80
699
1000
100
1700
2400
24126CC/W33
24126MB/W33
24126CCK30/W33
146
180
6
3
2
141
199
2
0.35.
1.9
2.9
1.8
11
230
64
758
930
88
2600
3600
22226E
22226MB/W33
22226EK
152
201
11.1
6
3
144
216
2.5
0.27
2.5
3.7
2.5
11
230
80
826
1060
104
1900
2600
23226CC/W33
23226MB/W33
23226CCK/W33
151
196
8.3
4.5
3
144.
216
2.5
0.33
2
3
2
14.5
280
93
1176
1320
114
1800
2400
22326CC/W33
22326MB/W33
22326CCK/W33
164
233
16.7
9
4
147
263
3
0.35
1.9
2.9
1.8
29
140
210
53
485
680
68
2600
3400
23028CC/W33
23028MB/W33
23028CCK/W33
158
190
8.3
4.5
2
149
201
2
0.22
3
4.6
2.8
6.55
210
69
600
900
88
2000
2800
24028CC/W33
24028MB /W33
24028CCK30/W33
155
185
6
3
2
149
201
2
0.3
2.3
3.4
2.2
8.55
225
68
659
900
88
2200
2800
23128CC/W33
231 28MB/W33
231 28CCK/W33
159
197
8.3
4.5
2.1
152
213
2
0.28
2.4
3.6
2.5
10.5
225
85
796
1160
112
1 600
2200
24128CC/W33
241 28MB/W33
24128CCK30/W33
156
193
8.3
4.5
2.1
152
213
2
0.35
1.9
2.9
1.8
13.5
250
68
743
900
86.5
2400
3200
22228CC/W33
22228MB/W33
22228CCK/W33
166
216
11.1
6
3
154
236
2.5
0.26
2.6
3.9
2.5
14
250
88
962
1250
120
1700
2400
23228CC/W33
23228MB/W33
23228CCK/W33
165
212
11.1
6
3
154
236
2.5
0.33
2
3
2
19
300
102
1357
1560
132
1700
2200
22328CC/W33
22328MB/W33
22328CCK/W33
175
247
16.7
9
4
157
283
3
0.35
1.9
2.9
1.8
36.5
150
225
56
531
750
73.5
2400
3200
23030CC/W33
23030MB/W33
23030CCK/W33
169
203
8.3
4.5
2.1
161
214
2
0.22
3
4.6
2.8
7.95
225
75
680
1040
100
1800
2600
24030CC/W33
24030MB/W33
24030CCK30/W33
165
197
6
3
2.1
161
214
2
0.3
2.3
3.4
2.2
10.5
250
80
883
1200
114
2000
2600
23130CC/W33
23130MB/W33
23130CCK/W33
172
216
11.1
6
2.1
162
238
2
0.3
2.3
3.4
2.2
16
250
100
1054
1 530
146
1400
2000
24130CC/W33
24130MB/W33
241 30CCK30/W33
169
211
8.3
4.5
2.1
162
238
2
0.37
1.8
2.7
1.8
20
270
73
898
1080
102
2200
3000
22230CC/W33
22230MB/W33
22230CCK/W33
178
234
13.9
7.5
3
164
256
2.5
0.26
2.6
3.9
2.5
18
270
96
1129
1460
137
1600
2200
23230CC/W33
23230MB/W33
23230CCK/W33
175
228
11.1
6
3
164
256
2.5
0.35
1.9
2.9
1.8
24.5
320
108
1 539
1760
146
1600
2000
22330CC/W33
22330MB /W33
22330CCK/W33
188
266
16.7
9
4
167
303
3
0.35
1.9
2.9
1.8
43.5
160 mm-360 mm Spherical Roller Bearings Specs
