圆柱滚子轴承,滚动体是圆柱滚子的向心滚动轴承。圆柱滚子与滚道为线接触轴承。负荷能力大,主要承受径向负荷。滚动体与套圈挡边摩擦小,适于高速旋转。根据套圈有无挡边,可以分有NU、NJ、NUP、N、NF等单列轴承,及NNU、NN等双列轴承。
产品特性:
1. 径向承载能力大
2. 摩擦系数小,适合高速
3. N型及NU型可轴向移动
4. 内圈或外圈可分离
产品主要用途
大中型电动机、机车车辆、机床主轴、内燃机、发电机、燃气涡轮机、减速箱、轧钢机、振动筛以及起重运输机械等。
轴承代号
|
基 本 尺 寸
|
基本额定载荷
|
极 限 转 速
|
重量
|
d
|
D
|
B
|
rsmin
|
r1smin
|
F
|
E
|
Cr
|
C0r
|
脂润滑
|
油润滑
|
NU205EM
|
25
|
52
|
15
|
1
|
0.6
|
31.5
|
|
28.6
|
24
|
11000
|
14000
|
0.159
|
NJ205M
|
25
|
52
|
15
|
1
|
0.6
|
31.5
|
|
27.2
|
26
|
11000
|
14000
|
0.164
|
NUP2205ETN1
|
25
|
52
|
18
|
1
|
1
|
31.5
|
|
35
|
34.5
|
11000
|
14000
|
0.171
|
NJ305M
|
25
|
62
|
17
|
1.1
|
1.1
|
34
|
|
41.8
|
37
|
9500
|
12000
|
0.267
|
NUP305EM
|
25
|
62
|
17
|
1.1
|
1.1
|
34
|
|
41.8
|
37
|
9500
|
12000
|
0.28
|
NJ2305M/HAP6
|
25
|
62
|
24
|
1.1
|
1.1
|
35
|
|
53.4
|
49
|
9500
|
12000
|
0.453
|
NU1006M
|
30
|
55
|
13
|
1
|
0.6
|
36.5
|
|
18.2
|
18
|
12000
|
15000
|
0.138
|
NU1007M
|
35
|
62
|
14
|
1
|
0.6
|
42
|
|
24.5
|
24
|
9000
|
11000
|
0.173
|
NU1008M
|
40
|
68
|
15
|
1
|
0.6
|
47
|
|
26.4
|
28
|
9500
|
12000
|
0.231
|
NJ209M
|
45
|
85
|
19
|
1.1
|
1.1
|
55
|
|
57.5
|
52
|
6700
|
8000
|
0.487
|
NJ1010M
|
50
|
80
|
16
|
1
|
0.6
|
57.5
|
|
39.3
|
46.5
|
8500
|
10000
|
0.316
|
NU1011M
|
55
|
90
|
18
|
1.1
|
1
|
64.5
|
|
42
|
50
|
7000
|
8500
|
0.479
|
N1012M
|
60
|
95
|
18
|
1.1
|
1
|
|
85.5
|
50.6
|
66
|
6700
|
8000
|
0.432
|
N213M
|
65
|
120
|
23
|
1.5
|
1.5
|
|
105.6
|
89.1
|
102
|
4800
|
5600
|
1.11
|
NUP214M
|
70
|
125
|
24
|
1.5
|
1.5
|
84.5
|
|
92.4
|
96
|
4500
|
5300
|
1.35
|
NU1015M
|
75
|
115
|
20
|
1.1
|
1
|
85
|
|
64.9
|
83
|
5600
|
6700
|
0.739
|
N1016M
|
80
|
125
|
22
|
1.1
|
1
|
|
113.5
|
78.1
|
100
|
5300
|
6300
|
1
|
N217M
|
85
|
150
|
28
|
2
|
2
|
|
133.8
|
143
|
175
|
3800
|
4500
|
2.08
|
NUP1018M
|
90
|
140
|
24
|
1.5
|
1.1
|
103
|
|
88
|
114
|
3600
|
4300
|
1.4
|
NJ1019M
|
95
|
145
|
24
|
1.5
|
1.1
|
108
|
|
117
|
166
|
4500
|
5300
|
1.53
|
NJ2220X4M/P63
|
99.5
|
180
|
46
|
2.1
|
2.1
|
120
|
|
274
|
385
|
3200
|
3800
|
5.42
|
N220M
|
100
|
180
|
34
|
2.1
|
2.1
|
|
160
|
208
|
256
|
3200
|
3800
|
3.45
|
NF1021M
|
105
|
160
|
26
|
2
|
1.1
|
|
145.5
|
119
|
168
|
4000
|
4800
|
1.93
|
NA6/107X4/C9
|
107.95
|
165.1
|
57.15
|
2.5
|
2.5
|
127
|
|
285
|
590
|
3000
|
3600
|
5.11
|
N1022M
|
110
|
170
|
28
|
2
|
1.1
|
|
155
|
143
|
194
|
3800
|
4500
|
2.31
|
NU1024M
|
120
|
180
|
28
|
2
|
1.1
|
135
|
|
146
|
205
|
3400
|
4000
|
2.96
|
N6/127M/YAB
|
127
|
228.6
|
34.925
|
2
|
1.1
|
|
199.8
|
297
|
410
|
1900
|
2400
|
5.6
|
NJP3226X1K2
|
129
|
250
|
80
|
3
|
3.7
|
158
|
|
664
|
807
|
1800
|
2200
|
18.6
|
NJP3226X1K1
|
129.5
|
250
|
80
|
3
|
3.7
|
158
|
|
664
|
807
|
1800
|
2200
|
18.5
|
NA4926/C9
|
130
|
180
|
50
|
1.5
|
1.5
|
150
|
|
220
|
555
|
1900
|
2400
|
4.36
|
NU1028M
|
140
|
210
|
33
|
2
|
1.1
|
158
|
|
183
|
263
|
3000
|
3600
|
3.89
|
NU3/149X4EM
|
149.959
|
320
|
65
|
3
|
3
|
189.796
|
|
864
|
930
|
1700
|
2000
|
26.4
|
NJ1930NB1M/YA16
|
150
|
210
|
28
|
4
|
3
|
165
|
|
171
|
270
|
2700
|
3300
|
2.86
|
N231.775Q4/W33
|
158.75
|
231.775
|
161.925
|
2.1
|
2.1
|
176.5
|
|
1020
|
2390
|
2400
|
3000
|
23.9
|
NJ2932M
|
160
|
220
|
36
|
2
|
2
|
173
|
|
255
|
435
|
2500
|
3200
|
4.17
|
N1934M
|
170
|
230
|
28
|
2
|
1.1
|
|
216
|
193
|
310
|
2400
|
2900
|
3.64
|
NF1936M
|
180
|
250
|
33
|
2
|
1.1
|
|
233
|
237
|
380
|
2200
|
2800
|
4.96
|
NU2938Q1
|
190
|
260
|
42
|
2
|
1.1
|
208
|
|
347
|
685
|
2200
|
2800
|
6.98
|
N040M
|
200
|
310
|
34
|
2
|
2
|
|
277
|
336
|
545
|
2200
|
2800
|
10.1
|
NU30/203X4Q1/HA
|
203.23
|
310
|
82
|
3
|
3
|
229.006
|
|
880
|
1410
|
1000
|
1200
|
23.9
|
NU2944Q1
|
220
|
300
|
48
|
2.1
|
1.5
|
240
|
|
407
|
755
|
1900
|
2400
|
10.5
|
NU1948M
|
240
|
320
|
38
|
2.5
|
1.8
|
260
|
|
308
|
540
|
1900
|
2400
|
8.5
|
N650EM/HAC9
|
250
|
308
|
50
|
6
|
2.3
|
|
|
655
|
1050
|
1800
|
2300
|
21.4
|
NF1952M
|
260
|
360
|
46
|
2.1
|
2.1
|
|
337
|
445
|
785
|
1600
|
1850
|
14.9
|
N1856X3M/HG2
|
280
|
340
|
30
|
2
|
2
|
|
327
|
308
|
690
|
1800
|
2200
|
5.76
|
NFP10/290K
|
290
|
420
|
65
|
4
|
4
|
|
389
|
730
|
1200
|
1300
|
1600
|
33.2
|
NJ2860M
|
300
|
380
|
48
|
2.1
|
2.1
|
321
|
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