 |
Cylindrical Roller Bearings
NUP...EN series 系列
轴径
Shaft
Diameter
mm
|
型号
Designation
|
重量
Mass
g
|
尺寸Dimensions
|
基本额定载荷
Basic Load
Ratings
|
极限转速
Limiting
Speed
Rpm
|
原有型号
Original
Designation
|
|||||
d
|
D
|
B
|
r
min.
|
r1
min.
|
动 Cr
Dynamic
|
静 Cor
Static
|
|||||
Mm
|
N
|
||||||||||
20
|
N204EN
|
140
|
20
|
47
|
14
|
1
|
0.6
|
14700
|
7350
|
15000
|
202204E
|
|
NJ204EN
|
140
|
20 |
47
|
14
|
1
|
0.6
|
14700
|
7350 |
15000 |
262204E
|
|
NU204EN
|
140
|
20 |
47
|
14
|
1
|
0.6
|
14700
|
7350 |
15000 |
192204E
|
|
N304EN
|
201
|
20 |
52
|
15
|
1.1
|
0.6
|
20500
|
10400
|
12000
|
202304E
|
|
NJ304EN
|
201
|
20 |
52
|
15
|
1.1
|
0.6
|
20500
|
10400 |
12000 |
262304E
|
|
NUP304EN
|
201
|
20 |
52
|
15
|
1.1
|
0.6
|
20500
|
10400 |
12000 |
192304E
|
25
|
N205EN
|
148
|
25
|
52
|
15
|
1
|
0.6
|
16800
|
8800
|
12000 |
202205E
|
|
NJ205EN
|
148
|
25 |
52
|
15
|
1
|
0.6
|
16800
|
8800 |
12000 |
262205E
|
|
NUP205EN
|
134
|
25 |
52
|
15
|
1
|
0.6
|
16800
|
8800 |
12000
|
192205E
|
|
N305EN
|
298
|
25 |
62
|
17
|
1.1
|
1.1
|
28600
|
15000
|
9500
|
202305E
|
|
N
305EN
|
298
|
25 |
62
|
17
|
1.1
|
1.1 |
28600
|
15000 |
9500 |
262305E
|
|
NUP305EN
|
256
|
25 |
62
|
17
|
1.1
|
1.1 |
28600
|
15000 |
9500 |
192305E
|
30
|
N206EN
|
240
|
30 |
62
|
16
|
1
|
0.6
|
22400
|
12000
|
10000
|
202206E
|
|
N206EN
|
211
|
30 |
62
|
16
|
1
|
0.6
|
22400
|
12000 |
10000 |
262206E
|
|
NUP206EN
|
214
|
30 |
62
|
16
|
1
|
0.6
|
22400
|
12000 |
10000 |
192206E
|
|
N306EN
|
410
|
30 |
72
|
19
|
1.1
|
1.1
|
36900
|
20000
|
8500
|
202206E
|
|
NJ306EN
|
410
|
30 |
72
|
19
|
1.1
|
1.1
|
36900
|
20000 |
8500 |
262306E
|
|
NUP306EN
|
410
|
30 |
72
|
19
|
1.1
|
1.1
|
36900
|
20000 |
8500 |
192306E
|
35
|
N207EN
|
298
|
35 |
72
|
17
|
1.1
|
0.6
|
31900
|
17600
|
9000
|
202207E
|
|
NJ207EN
|
297
|
35 |
72
|
17
|
1.1
|
0.6
|
31900
|
17600 |
9000 |
262207E
|
|
NUP207EN
|
339
|
35 |
72
|
17
|
1.1
|
0.6
|
31900
|
17600 |
9000 |
192207E
|
|
N307EN
|
516
|
35 |
80
|
21
|
1.5
|
1.1
|
44600
|
25000
|
8000
|
202307E
|
|
NJ307EN
|
526
|
35 |
80
|
21
|
1.5
|
1.1
|
44600
|
25000 |
8000 |
262307E
|
|
NUP307EN
|
562
|
35 |
80
|
21
|
1.5
|
1.1
|
44600
|
25000 |
8000 |
192307E
|
40
|
N208EN
|
376
|
40 |
80
|
18
|
1.1
|
1.1
|
41800
|
24000
|
8500
|
202208E
|
|
NJ208EN
|
381
|
40 |
80
|
18
|
1.1
|
1.1
|
41800
|
24000 |
8500 |
262208E
|
|
NUP208EN
|
392
|
40 |
80
|
18
|
1.1
|
1.1
|
41800
|
24000 |
8500 |
192208E
|
|
N308EN
|
650
|
40 |
90
|
23
|
1.5
|
1.5
|
56100
|
32500
|
6700
|
202308E
|
|
NJ308EN
|
640
|
40 |
90
|
23
|
1.5
|
1.5
|
56100
|
32500 |
6700 |
262308E
|
|
NUP308EN
|
726
|
40 |
90
|
23
|
1.5
|
1.5
|
56100
|
32500 |
6700 |
192308E
|
、
表中所列基本额定载荷、极限转速和重量，仅供选择参考用。
2、
轴承的保持架如由塑料制成，在型号后加TN，允许工作温度：120℃连续，150℃临时，180℃短期。
3、 脂润滑时，极限转速为表列数值的60%。
|
