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Deep groove ball bearing
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Metric series 1-4mm
Metric series 1-4mm
Product Parameters
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Bearing code
External dimensions
Rated load (N)
Rated load (kgf)
Extreme speed (rpm)
Installation size (mm)
Weight (g) (reference)
Open type
Dust cover type
d
D
B
B1
r(min)
r1(min)
Cr
Cor
Cr
Cor
Lubricating ZZ with grease
Oil smooth Z
da(min)
db(max)
Da(max)
Db(min)
ra(max)
rb(max)
Open type
Dust cover type
681
-
1
3
1
-
0.05
-
80
23
8
2.5
130000
150000
1.4
-
2.6
-
0.05
-
0.03
-
MR31
-
1
3
1.5
-
0.05
-
80
23
8
2.5
130000
150000
1.4
-
2.6
-
0.05
-
0.04
-
691
-
1
4
1.6
-
0.1
-
38
35
14
3.5
100000
120000
1.8
-
3.2
-
0.1
-
0.09
-
MR41X
MR41XZZ
1.2
4
1.8
2.5
0.1
0.1
138
35
14
3.5
110000
130000
2
1.9
3.2
3.5
0.1
0.1
0.1
0.14
681X
681XZZ
1.5
4
1.2
2
0.05
0.05
112
33
11
3.5
100000
120000
1.9
2.1
3.6
3.6
0.05
0.05
0.07
0.11
691X
691XZZ
1.5
5
2
2.6
0.15
0.15
237
69
24
7
85000
100000
2.7
2.5
3.8
4.3
0.15
0.15
0.17
0.2
601X
601XZZ
1.5
6
2.5
3
0.15
0.15
330
98
34
10
75000
90000
2.7
3
4.8
5:4
0.15
0.15
0.33
0.38
682
682ZZ
2
5
1.5
2.3
0.08
0.08
169
50
17
5
85000
100000
2.6
2.7
4.4
4.2
0.08
0.08
0.12
0.17
MR52
MR52ZZ
2
5
2
2.5
0.1
0.1
187
58
19
6
85000
100000
2.8
2.7
4.2
4.4
0.1
0.1
0.16
0.23
692
692ZZ
2
6
2.3
3
0.15
0.15
330
98
34
10
75000
90000
3.2
3
4.8
5.4
0.15
0.15
0.28
0.38
MR62
MR62ZZ
2
6
2.5
2.5
0.15
0.15
330
98
34
10
75000
90000
3.2
3
4.8
5.2
0.15
0.15
0.3
0.29
MR72
MR72ZZ
2
7
2.5
3
0.15
0.15
385
127
39
13
63000
75000
3.2
3.8
5.8
6.2
0.15
0.15
0.45
0.49
602
602ZZ
2
7
2.8
3.5
0.15
0.15
385
127
39
13
63000
75000
3.2
3.8
5.8
6.2
0.15
0.15
0.51
0.58
682X
682XZZ
2.5
6
1.8
2.6
0.08
0.08
208
74
21
7.5
71000
80000
3.1
3.7
5.4
5.4
0.08
0.08
0.23
0.29
692X
692XZZ
2.5
7
2.5
3.5
0.15
0.15
385
127
39
13
63000
75000
3.7
3.8
5.8
6.2
0.15
0.15
0.41
0.55
MR82X
-
2.5
8
2.5
-
0.2
-
560
179
57
18
60000
67000
4.1
-
6.4
-
0.2
-
0.56
-
602X
602XZZ
2.5
8
2.8
4
0.15
0.15
550
175
56
18
60000
71000
3.7
4.1
6.8
7
0.15
0.15
0.63
0.83
MR63
MR63ZZ
3
6
2
2.5
0.1
0.1
208
74
21
7.5
71000
80000
3.8
3.7
5.2
5.4
0.1
0.1
0.2
0.27
683
683ZZ
3
7
2
3
0.1
0.1
390
130
40
13
63000
75000
3.8
4
6.2
6.4
0.1
0.1
0.32
0.45
MR83
-
3
8
2.5
-
0.15
-
560
179
57
18
60000
67000
4.2
-
6.8
-
0.15
-
0.54
-
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Deep groove ball bearing
Double row deep groove ball bearing
Miniature bearing
Self aligning ball bearing
Cylindrical roller bearings
Spherical roller bearings
Angular contact bearing
Double row angular contact bearing
Thrust ball bearing
Insert bearing
Inch size ball bearing
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Hebei Hicera Bearing Co.,Ltd
Handan Industrial Park in Hebei Province
0310-5625216 / 15227455553
hicera@hi-cera.com
www.hicerabearing.com
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