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Products >
Rolling
>
Deep groove ball bearings
Four-point contact ball bearings
QJ 2
Bearing number
Dimensions
£¨mm£©
Basic load ratings (KN)
Limiting speed (r/min)
Mass (Kg)
TCB
d
D
B
r
min
a
Cr
Cor
Grease
Oil
QJ203
17
40
12
0.6
20
15.9
10.6
14000
19000
0.082
QJ205
25
52
15
1.0
27
25.1
20.0
9500
14000
0.16
QJ206
30
62
16
1.0
32
35.1
28.5
8500
12000
0.24
QJ207
35
72
17
1.1
37
46.2
39.0
7500
10000
0.35
QJ208
40
80
18
1.1
42
52.7
45.0
6700
9000
0.45
QJ209
45
85
19
1.1
46
58.5
51.0
6300
8500
0.52
QJ210
50
90
20
1.1
49
61.8
56.0
5600
7500
0.59
QJ211
55
100
21
1.5
54
79.3
76.5
5300
7000
0.77
QJ212
60
110
22
1.5
60
92.3
86.5
4800
6300
0.99
QJ213
65
120
23
1.5
65
104
104
4300
5600
1.20
QJ214
70
125
24
1.5
68
114
114
4300
5600
1.30
QJ215
75
130
25
1.5
72
117
122
4000
5300
1.45
QJ216
80
140
26
2.0
77
138
146
3600
4800
1.85
QJ217
85
150
28
2.0
83
148
160
3400
4500
2.25
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