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1.6404 low noise deep groove ball bearings
2.size:20*72*19mm
3.material:GCr15
4.high quality and low noise
5.seal:6404ZZ,6404 2RS,6404 Z,6404 RS ,6404 OPEN
6.precision ,P0,P6
7.application:Deep groove ball bearing is suitable for high speed and high speed running, and very durable, need not often maintenance. These bearing small friction coefficient, high limit speed, size range and diverse in form, used in precision instruments, low noise motors, automobiles, motorcycles and general machinery and other industries, is the most widely used type of bearings in machinery industry
8.model
Model
size
Basic Load Rating
rated speed
weight
d
D
B
Cor
Cr
rpm
limit speed
mm
KN
r/min
kg
6001
12
28
8
2.36
5.4
60000
38000
0.022
16101
12
30
8
2.36
5.07
56000
34000
0.023
6201
12
32
10
3.1
7.28
50000
32000
0.037
6301
12
37
12
4.15
10.1
45000
28000
0.06
61802
15
24
5
0.8
1.56
60000
38000
0.0074
61902
15
28
7
2.24
4.62
56000
34000
0.016
16002
15
32
8
2.85
5.85
50000
32000
0.025
6002
15
32
9
2.85
5.85
50000
32000
0.03
6202
15
35
11
3.75
8.06
43000
28000
0.045
6302
15
42
13
5.4
11.9
38000
24000
0.082
61803
17
26
5
0.93
1.68
56000
34000
0.0082
61903
17
30
7
2.55
4.62
50000
32000
0.018
16003
17
35
8
3.25
6.37
45000
28000
0.032
6003
17
35
10
3.25
6.37
45000
28000
0.039
6203
17
40
12
4.75
9.95
38000
24000
0.065
6203ETN9
17
40
12
5.4
11.4
38000
24000
0.064
6303
17
47
14
6.55
14.3
34000
22000
0.12
6403
17
62
17
10.8
22.9
28000
18000
0.27
61804
20
32
7
2.32
4.03
45000
28000
0.018
61904
20
37
9
3.65
6.37
43000
26000
0.038
16004
20
42
8
4.05
7.28
38000
24000
0.05
6004
20
42
12
5
9.95
38000
24000
0.069
6204
20
47
14
6.55
13.5
32000
20000
0.11
6204ETN9
20
47
14
7.65
15.6
32000
20000
0.096
6304
20
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