Detailed description
spherical roller bearings are self-aligning function, but is also very strong. Spherical Roller Bearings are two rows of rollers, in the outer ring, there is a sharing of spherical roller Road, there are two Inner Raceway, with the bearing axial tilt into a relative perspective. This is the bearing attractive design features, in many demanding applications can not be replaced. spherical roller bearings are open, sealed and applied to the specific application of bearings.
C2 Radial internal clearance smaller than Normal
C3 Radial internal clearance greater than Normal
C4 Radial internal clearance greater than C3
C5 Radial internal clearance greater than C4
|
Bearing NO.
|
Boundary Dimensions
(mm) |
Basic Load Ratings
|
Limiting Speed
(rpm) |
||||||||
|
Cylindrical
Bore |
Tapered Bore
|
SD
|
D
|
B
|
R
|
CR1
(N) |
COR1 (N)
|
CR2 (kgf)
|
COR2 (kgf)
|
Grease
|
Oil
|
|
22205H
|
22205HK |
25
|
52
|
18
|
1
|
44000
|
45500
|
4500
|
4650
|
8000
|
10000
|
|
22205C
|
22205CK
|
25
|
52
|
18
|
1
|
37500
|
37000
|
3850
|
3800
|
7100
|
9000
|
|
21305CD
|
21305CDK
|
25
|
62
|
17
|
1.1
|
43000
|
40500
|
4350
|
4150
|
5300
|
6700
|
|
22206H
|
22206HK
|
30
|
62
|
20
|
1
|
58500
|
61500
|
6000
|
6250
|
6700
|
8500
|
|
22206C
|
22206CK
|
30
|
62
|
20
|
1
|
50000
|
50000
|
5100
|
5100
|
6000
|
7500
|
|
21306CD
|
21306CDK
|
30
|
72
|
19
|
1.1
|
55000
|
54000
|
5600
|
5500
|
4500
|
6000
|
|
22207H
|
22207HK
|
35
|
72
|
23
|
1.1
|
78500
|
84000
|
8000
|
8550
|
5600
|
7100
|
|
22207C
|
22207CK
|
35
|
72
|
23
|
1.1
|
69000
|
71000
|
7050
|
7200
|
5300
|
6700
|
|
21307CD
|
21307CDK
|
35
|
80
|
21
|
1.5
|
71500
|
76000
|
7250
|
7750
|
4000
|
5300
|
|
22208H
|
22208HK
|
40
|
80
|
23
|
1.1
|
89500
|
95000
|
9150
|
9700
|
5000
|
6300
|
|
22208CD
|
22208CDK
|
40
|
80
|
23
|
1.1
|
74500
|
81500
|
7600
|
8350
|
4800
|
6000
|
|
21308CD
|
21308CDK
|
40
|
90
|
23
|
1.5
|
87500
|
93000
|
8900
|
9500
|
3600
|
4500
|
|
22308H
|
22308HK
|
40
|
90
|
33
|
1.5
|
135000
|
152000
|
13800
|
|
||
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