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外形尺寸(mm) |
基本负荷(KN) |
极限转速(r/min) |
重量(KG) |
型号 |
原代号 |
d |
D |
B |
rsmin |
r2smin |
动 |
静 |
脂润滑 |
油润滑 |
NNU4138 |
- |
190 |
320 |
128 |
3 |
3 |
1200 |
2000 |
1400 |
1800 |
41.5 |
NNU4138K |
- |
190 |
320 |
128 |
3 |
3 |
1200 |
2000 |
1400 |
1800 |
41 |
NNU4840 |
- |
200 |
250 |
50 |
1.1 |
1.1 |
240 |
540 |
1900 |
2400 |
5.8 |
NNU4840K |
- |
200 |
250 |
50 |
1.1 |
1.1 |
240 |
540 |
1900 |
2400 |
5.75 |
NNU4940 |
4482940 |
200 |
280 |
80 |
2.1 |
2.1 |
480 |
950 |
1800 |
2300 |
15 |
NNU4940K |
4382940 |
200 |
280 |
80 |
2.1 |
2.1 |
480 |
950 |
1800 |
2300 |
14.5 |
NN3040 |
3282140 |
200 |
310 |
82 |
2.1 |
2.1 |
640 |
1100 |
1600 |
2000 |
22.5 |
NN3040K |
3182140 |
200 |
310 |
82 |
2.1 |
2.1 |
640 |
1100 |
1600 |
2000 |
22 |
NNU4140 |
- |
200 |
340 |
140 |
3 |
3 |
1350 |
2300 |
1400 |
1700 |
52 |
NNU4140K |
- |
200 |
340 |
140 |
3 |
3 |
1350 |
2300 |
1400 |
1700 |
50 |
NNU4944 |
4482944 |
220 |
300 |
80 |
2.1 |
2.1 |
480 |
1050 |
1600 |
2000 |
17 |
NNU4944K |
4382944 |
220 |
300 |
80 |
2.1 |
2.1 |
480 |
1050 |
1600 |
2000 |
16.5 |
NN3044 |
3282144 |
220 |
340 |
90 |
3 |
3 |
790 |
1400 |
1400 |
1800 |
31 |
NN3044K |
3182144 |
220 |
340 |
90 |
3 |
3 |
790 |
1400 |
1400 |
1800 |
30.5 |
NNU4144 |
- |
220 |
370 |
150 |
4 |
4 |
150 |
2650 |
1200 |
1500 |
66 |
NNU4144K |
- |
220 |
370 |
150 |
4 |
4 |
1500 |
2650 |
1200 |
1500 |
65 |
NNU4848 |
- |
240 |
300 |
60 |
1.1 |
1.1 |
350 |
850 |
1800 |
2200 |
10 |
NNU4848K |
- |
240 |
300 |
60 |
1.1 |
1.1 |
350 |
850 |
1800 |
2200 |
9.8 |
NNU4948 |
4482948 |
240 |
320 |
80 |
2.1 |
2.1 |
500 |
1100 |
1600 |
2000 |
18 |
NNU4948K |
4382948 |
240 |
320 |
80 |
2.1 |
2.1 |
500 |
1100 |
1600 |
2000 |
17.5 |
NN3048 |
3282148 |
240 |
360 |
92 |
3 |
3 |
810 |
1550 |
1400 |
1800 |
32 |
NN3048K |
3182148 |
240 |
360 |
92 |
3 |
3 |
810 |
1550 |
1400 |
1800 |
31.5 |
NNU4148 |
- |
240 |
400 |
160 |
4 |
4 |
1800 |
3300 |
1100 |
1400 |
86 |
NNU4148K |
- |
240 |
400 |
160 |
4 |
4 |
1800 |
3300 |
1100 |
1400 |
85 |
NNU4952 |
4482952 |
260 |
360 |
100 |
2.1 |
2.1 |
710 |
1500 |
1400 |
1800 |
30 |
NNU4952K |
4382952 |
260 |
360 |
100 |
2.1 |
2.1 |
710 |
1500 |
1400 |
1800 |
29 |
NN3052 |
3282152 |
260 |
400 |
104 |
4 |
4 |
960 |
1800 |
1300 |
1600 |
48 |
NN3052K |
3182152 |
260 |
400 |
104 |
4 |
4 |
960 |
1800 |
1300 |
1600 |
47 |
NNU4052 |
- |
260 |
400 |
140 |
4 |
4 |
1500 |
2850 |
1200 |
1500 |
64 |
NNU4052K |
- |
260 |
400 |
140 |
4 |
4 |
1500 |
2850 |
1200 |
1500 |
63.5 |
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