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Cixi Longyu Bearing Industrial Co.,Ltd.
/CIXI HUOPUSI IMP.&EXP.CO.,LTD.
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68 Series
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With shiled
681
681X
682
682X
683A
684A
685
686A
687
688A
689
Open type
-
681XZZ
682XZZ
682ZZ
683AZZ
684AZZ
685ZZ
686AZZ
687ZZ1
688AZZ1
689ZZ1
With seal VV
-
686AVV
687VV
688AVV
689VV
With seal DD
-
686ADD
687DD
688ADD
689DD
d
1.5
2
2.5
3
4
5
6
7
8
9
1
D
11
13
14
16
17
3
4
5
6
7
9
B
1
12
15
18
2
2.5
3
3.5
4
B1
-
2
2.6
23
3
4
5
r(min)
-0.15
0.05
0.08
0.1
0.15
0.2
Cr
1080
112
1170
1330
1610
169
208
390
640
715
80
Cor
130
225
23
281
33
440
50
510
665
710
74
Cr
11
110
120
136
164
17
21
40
65
73
8
Cor
13
2.5
23
29
3.5
45
5
52
68
7.5
73
ZZ
100000
130000
36000
40000
45000
53000
63000
71000
85000
D·D
-
24000
28000
34000
38000
Z
100000
120000
150000
43000
45000
50000
53000
63000
75000
80000
da(min)
1.4
1.9
10.6
2.6
3.1
3.8
4.8
6.2
7.2
8.2
9.6
db(max)
-
10.2
11.5
2.1
2.7
3.7
4
5.2
6.2
7.4
8.5
Da(Max)
11.8
12.8
14.4
15.4
2.6
3.6
4.4
5.4
6.2
8.2
9.8
Db(min)
-
11.7
12.7
14.2
15.2
3.6
4.2
5.4
6.4
8.1
9.9
ra(max)
0.05
0.08
0.1
0.15
0.2
rb(max)
-
0.05
0.08
0.1
0.15
0.2
Open type
0.03
0.07
0.12
0.23
0.32
0.63
1.2
1.91
2.13
3.12
3.53
With shiled
-
0.11
0.17
0.29
0.45
1.01
1.96
2.69
2.97
4.02
4.43
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