|
|
| 轴承型号 |
外形尺寸(毫米) |
基本额定动负荷(千牛) |
极限转速(转/分) |
重量(千克)
|
相当于国外型号 |
| 新标准 |
旧标准 |
d |
D |
B |
Fw |
rmin |
润滑剂 |
SKF |
FAG |
| 脂 |
油 |
| |
32730 |
150 |
225 |
56 |
169.5 |
2 |
|
|
|
7.7 |
|
|
| NNU4920/W33 |
4482920 |
100 |
140 |
40 |
|
1.1 |
|
|
|
|
|
|
| NNU4921/W33 |
4482921 |
105 |
145 |
40 |
|
1.1 |
|
1000 |
1300 |
24.7 |
|
|
| NNU4922/W33 |
4482922 |
110 |
150 |
40 |
|
1.1 |
|
|
|
|
|
|
| 轴承型号 |
外形尺寸(毫米) |
基本额定动负荷(转/分) |
极限转速(转/分) |
重量(千克) |
相当于国外型号 |
| 新标准 |
旧标准 |
d |
D |
B |
Fw |
rmin |
润滑剂 |
SKF |
FAG |
| 脂 |
油 |
| NNU4924/W33 |
4482924 |
120 |
165 |
45 |
|
1.1 |
|
|
|
|
|
|
| NNU4926/W33 |
4482926 |
130 |
180 |
50 |
|
1.5 |
|
|
|
|
|
|
| NNU4928/W33 |
4482928 |
140 |
190 |
50 |
|
1.5 |
|
|
|
|
|
|
| NNU4930/W33 |
4482930 |
150 |
210 |
60 |
|
2 |
|
|
|
|
|
|
| NNU4932/W33 |
4482932 |
160 |
220 |
60 |
|
2 |
|
|
|
|
|
|
| NNU4934/W33 |
4482934 |
170 |
230 |
60 |
|
2 |
|
|
|
|
|
|
| NNU4936/W33 |
4482936 |
180 |
250 |
69 |
|
2 |
|
|
|
|
|
|
| NNU4938/W33 |
4482938 |
190 |
260 |
69 |
|
2 |
|
|
|
|
|
|
| NNU4940/W33 |
4482940 |
200 |
280 |
80 |
|
2.1 |
|
|
|
|
|
|
| NNU4944/W33 |
4482944 |
220 |
300 |
80 |
|
2.1 |
|
|
|
|
|
|
| NNU4948/W33 |
4482948 |
240 |
320 |
80 |
|
2.1 |
|
|
|
|
|
|
| NNU4952/W33 |
4482952 |
260 |
360 |
100 |
|
2.1 |
|
|
|
|
|
|
| NNU4956/W33 |
4482956 |
280 |
380 |
100 |
|
2.1 |
922 |
850 |
1100 |
32.0 |
|
|
| NNU4960/W33 |
4482960 |
300 |
420 |
118 |
|
3 |
|
|
|
|
|
|
| NNU4964/W33 |
4482964 |
320 |
440 |
118 |
|
3 |
|
|
|
|
|
|
| NNU4968/W33 |
4482968 |
340 |
460 |
118 |
|
3 |
|
|
|
|
|
|
| NNU4972/W33 |
4482972 |
360 |
480 |
118 |
|
3 |
|
|
|
|
|
|
| NNU4976/W33 |
4482976 |
380 |
520 |
140 |
|
4 |
|
|
|
|
|
|
| NNU4980/W33 |
4482980 |
400 |
540 |
140 |
|
4 |
|
|
|
92.5 |
|
|
| NNU4984/W33 |
4482984 |
420 |
560 |
140 |
|
4 |
|
|
|
|
|
|
| NNU4988/W33 |
4482988 |
440 |
600 |
160 |
|
4 |
|
|
|
|
|
|
|