Wuxi ESE Bearing Manufacturing Co,Ltd

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N3 Series

Boundary dimensions(mm)
Basic load ratings(kN)
Limiting speeds(rpm)
Mass(Kg)
Bearing Number
d
D
B
rs min
rs1 min
Cr
Cor
Grease
Oil
(Approx.)
ESE
40
90
23
1.5
1.5
58.5
57.0
8,000
9,400
0.643
N308
45
100
25
1.5
1.5
74.0
71.0
7,200
8,400
0.857
N309
50
110
27
2
2
87.0
86.0
6,500
7,700
1.11
N310
55
120
29
2
2
111
111
5,900
7,000
1.42
N311
60
130
31
2.1
2.1
124
126
5,500
6,500
1.76
N312
65
140
33
2.1
2.1
135
139
5,100
6,000
2.18
N313
70
150
35
2.1
2.1
158
168
4,700
5,500
2.65
N314
75
160
37
2.1
2.1
190
205
4,400
5,200
3.21
N315
80
170
39
2.1
2.1
190
207
4,100
4,800
3.77
N316
85
180
41
3
3
212
228
3,900
4,600
4.44
N317
90
190
43
3
3
240
265
3,700
4,300
5.18
N318
95
200
45
3
3
259
285
3,400
4,000
5.99
N319
100
215
47
3
3
299
335
3,300
3,800
7.32
N320
105
225
49
3
3
320
360
3,100
3,700
8.33
N321
110
240
50
3
3
360
400
3,000
3,500
9.77
N322
120
260
55
3
3
450
510
2,700
3,200
12.5
N324
130
280
58
4
4
560
665
2,500
2,900
17
N326
140
300
62
4
4
615
745
2,300
2,700
20.7
N328
150
320
65
4
4
665
805
2,100
2,500
24.7
N330
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