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   WG SPHERICAL ROLLERS

 

 

Boundary dimensions(mm)
load ratings(KN)
Bearing No.
Limiting speeds (r/min)
Mounnting dimensions(mm)
Mass(kg)
 
Old bearing No.
d
D
B
rsmin
Cr
Cor
Cylindrical Bore
Tapered Bore
Grease
Oil
da(min)
Da(max)
ra(max)
Cylindrical Bore
Tapered Bore
20
52
15
1.1
31.7
32.1
21304CA
21304CAK
6000
7500
27
45
1
.175
 
 
 
52
15
1.1
35.8
35.2
21304TN1
21304KTN1
6000
7500
27
45
1
.161
 
 
25
52
18
1
40
42
22205CC
22205CCK
8000
10000
30
46
1
.177
 
 
 
52
18
1
40
42
22205CA
22205CAK
8000
10000
30
46
1
.177
 
 
 
52
18
1
42.2
45
22205TN1
22205KTN1
8000
10000
30
46
1
.178
 
 
 
62
17
1.1
42.7
45.5
21305CA
21305CAK
5300
6700
32
55
1
.277
 
 
 
62
17
1.1
45.5
45.8
21305TN1
21305KTN1
5300
6700
32
55
1
.258
 
 
30
62
20
1
34.5
39.3
22206MB
22206MBK
5300
6700
36
56
1
.29
3506
 
 
62
20
1
53.4
58.5
22206CA
22206CAK
6300
8000
36
56
1
.3
53506
 
 
62
20
1
53.4
58.5
22206CC
22206CCK
6700
8500
36
56
1
.283
 
 
 
62
20
1
58.5
61.3
22206TN1
22206KTN1
6700
8500
36
56
1
.271
 
 
 
72
19
1.1
57.5
63.9
21306CA
21306CAK
4500
6000
37
65
1
.412
 
 
 
72
19
1.1
63.8
65.4
21306TN1
21306KTN1
4500
6000
37
65
1
.391
 
 
35
72
23
1.1
46.6
61.3
22207MB
22207MBK
4800
6000
42
65
1
.43
3507
 
 
72
23
1.1
68.5
78.8
22207CA
22207CAK
5300
6700
42
65
1
.45
53507
 
 
72
23
1.1
70.5
81.4
22207CC
22207CCK
5600
7000
42
65
1
.437
 
 
 
72
23
1.1
78.5
87
22207TN1
22207KTNI
5600
7000
42
65
1
.428
 
 
 
80
21
1.5
65.4
75.4
21307CA
21307CAK
4000
5300
44
71
1.5
.542
 
 
 
80
21
1.5
74.4
77.7
21307TN1
21307KTN1
4000
5300
44
71
1.5
.507
 
 
40
80
23
1.1
51.3
70.6
22208MB
22208MBK
4500
5600
47
73
1
.55
3508
113508
 
80
23
1.1
80.9
93.5
22208CA
22208CAK
5000
6000
47
73
1
.54
53508
153508
 
80
23
1.1
80.9
93.5
22208CC
22208CCK
5000
6300
47
73
1
.524
 
 
 
80
23
1.1
95.3
103
22208TN1
22208KTN1
5000
6300
47
73
1
.524
 
 
 
90
23
1.5
88.8
99
21308CA
21308CAK
3600
4500
49
81
1.5
.75
 
 
 
90
23
1.5
88.8
99
21308CC
21308CCK
3600
4500
49
81
1.5
.743
 
 
 
90
23
1.5
93.9
102
21308TN1
21308KTN1
3600
4500
49
81
1.5
.717
 
 
 
90
33
1.5
75.7
93.2
22308MB
22308MBK
4000
5000
49
81
1.5
1.03
3608
113608
 
90
33
1.5
123.6
142.1
22308CA
22308CAK
4300
5300
49
81
1.5
1
53608
153608
 
90
33
1.5
123.6
142.1
22308CC
22308CCK
4500
6000
49
81
1.5
1.02
 
 
 
90
33
1.5
133.9
152.4
22308TN1
22308KTN1
4500
6000
48
81
1.5
1.02
 
 
45
85
23
1.1
53.8
75.4
22209MB
22209MBK
4000
5000
52
78
1
.59
3509
113509
 
85
23
1.1
84.5
100.4
22209CA
22209CAK
4500
5600
52
78
1
.58
53509
153509
 
85
23
1.1
82.9
98
22209CC
22209CCK
4500
6000
52
78
1
.571
 
 
 
85
23
1.1
97.1
105.1
22209TN1
22209KTN1
4500
6000
52
78
1
.555
 
 
 
100
25
1.5
105.7
118.4
21309CA
21309CAK
3200
4000
54
91
1.5
1.02
 
 
 
100
25
1.5
105.7
118.4
21309CC
21309CCK
3200
4000
54
91
1.5
1
 
 
 
100
25
1.5
111.2
123.6
21309TN1
21309KTN1
3200
4000
54
91
1.5
.949
 
 
 
100
36
1.5
111.2
144.2
22309MB
22309MBK
3600
4500
54
91
1.5
1.4
3609
113609
 
100
36
1.5
146.3
175.1
22309CA
22309CAK
3800
4800
54
91
1.5
1.38
53609
153609
 
100
36
1.5
146.3
175.1
22309CC
22309CCK
4000
5300
54
91
1.5
1.37
 
 
 
100
36
1.5
164.8
190.5
22309TN1
22309KTN1
4000
5300
54
91
1.5
1.39
 
 
50
90
23
1.1
53.8
75.4
22210MB
22210MBK
3800
4800
57
83
1
.87
3510
113510