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|
轴承型号 |
主要尺寸和性能数据 |
外形尺寸 |
安装尺寸 |
温度范围 |
||||||||||||||||||
|
LKWE |
d |
D |
B |
Cr |
C0r |
Cur |
nG |
nG |
nG Oil |
|
r1 |
s |
F |
ns |
ds |
da |
ral |
da |
Da |
Da |
Tmin |
Tmax |
|
孔径 |
外直径 |
宽度 |
基本额定动载荷, |
基本额定静载荷, |
径向疲劳上限 |
上限速度 |
脂润滑上限速 |
油润滑上限速 |
重量 |
倒角尺寸 |
轴向位移 |
滚到直径内圈 |
润滑槽宽度 |
直径润滑孔 |
轴肩直径 |
凹槽半径 |
直径轴肩间隙 |
肩直径外间隙 |
外壳肩的直径 |
低工作温度 |
高工作温度 |
|
|
NNU4920-S-M-SP |
100 |
140 |
40 |
128,000 |
255,000 |
33,500 |
6,700 |
5,700 |
6,700 |
1.912 |
1.1 |
2 |
113 |
6.5 |
3.2 |
112 |
1 |
h12 |
H12 |
129 |
-30°C |
150°C |
|
NNU4921-S-M-SP |
105 |
145 |
40 |
130,000 |
260,000 |
34,500 |
6,500 |
5,500 |
6,500 |
2.011 |
1.1 |
2 |
118 |
6.5 |
3.2 |
117 |
1 |
h12 |
H12 |
134 |
-30°C |
150°C |
|
NNU4922-S-M-SP |
110 |
150 |
40 |
132,000 |
270,000 |
35,000 |
6,300 |
5,400 |
6,300 |
2.088 |
1.1 |
2 |
123 |
6.5 |
3.2 |
122 |
1 |
h12 |
H12 |
139 |
-30°C |
150°C |
|
NNU4924-S-M-SP |
120 |
165 |
45 |
175,000 |
340,000 |
41,000 |
5,600 |
4,750 |
5,600 |
2.846 |
1.1 |
2.3 |
134.5 |
6.5 |
3.2 |
133.4 |
1 |
h12 |
H12 |
154.5 |
-30°C |
150°C |
|
NNU4926-S-M-SP |
130 |
180 |
50 |
188,000 |
385,000 |
45,500 |
5,300 |
4,450 |
5,300 |
3.892 |
1.5 |
2.7 |
146 |
6.5 |
3.2 |
144.7 |
1.5 |
h12 |
H12 |
166 |
-30°C |
150°C |
|
NNU4928-S-M-SP |
140 |
190 |
50 |
190,000 |
400,000 |
46,000 |
5,000 |
4,250 |
5,000 |
4.141 |
1.5 |
2.7 |
156 |
6.5 |
3.2 |
155.1 |
1.5 |
h12 |
H12 |
176 |
-30°C |
150°C |
|
NNU4930-S-M-SP |
150 |
210 |
60 |
330,000 |
650,000 |
82,000 |
4,200 |
3,550 |
4,200 |
6.937 |
2 |
2.7 |
168.5 |
6.5 |
3.2 |
167.2 |
2 |
h12 |
H12 |
196.5 |
-30°C |
150°C |
|
NNU4932-S-M-SP |
160 |
220 |
60 |
335,000 |
680,000 |
84,000 |
4,000 |
3,400 |
4,000 |
6.682 |
2 |
2.7 |
178.5 |
6.5 |
3.2 |
177.2 |
2 |
h12 |
H12 |
206.5 |
-30°C |
150°C |
|
NNU4934-S-M-SP |
170 |
230 |
60 |
340,000 |
700,000 |
86,000 |
3,850 |
3,300 |
3,850 |
7.118 |
2 |
2.7 |
188.5 |
6.5 |
3.2 |
187.2 |
2 |
h12 |
H12 |
216.5 |
-30°C |
150°C |
|
NNU4936-S-M-SP |
180 |
250 |
69 |
405,000 |
860,000 |
104,000 |
3,550 |
3,000 |
3,550 |
10.211 |
2 |
3.2 |
202 |
9.5 |
4.8 |
200.5 |
2 |
h12 |
H12 |
232 |
-30°C |
150°C |
|
NNU4938-S-M-SP |
190 |
260 |
69 |
410,000 |
880,000 |
106,000 |
3,450 |
2,900 |
3,450 |
10.783 |
2 |
3.2 |
212 |
9.5 |
4.8 |
210.5 |
2 |
h12 |
H12 |
242 |
-30°C |
150°C |
|
NNU4940-S-M-SP |
200 |
280 |
80 |
490,000 |
1,040,000 |
125,000 |
3,200 |
2,700 |
3,200 |
15.416 |
2.1 |
4.3 |
225 |
12.2 |
6.3 |
223 |
2.1 |
h12 |
H12 |
259 |
-30°C |
150°C |
|
NNU4944-S-M-SP |
220 |
300 |
80 |
510,000 |
1,140,000 |
133,000 |
3,000 |
2,550 |
3,000 |
16.918 |
2.1 |
4.3 |
245 |
12.2 |
6.3 |
243 |
2.1 |
h12 |
H12 |
279 |
-30°C |
150°C |
|
NNU4948-S-M-SP |
240 |
320 |
80 |
530,000 |
1,210,000 |
138,000 |
2,800 |
2,400 |
2,800 |
17.8 |
2.1 |
4.3 |
265 |
12.2 |
6.3 |
263 |
2.1 |
h12 |
H12 |
299 |
-30°C |
150°C |
|
NNU4952-S-M-SP |
260 |
360 |
100 |
750,000 |
1,690,000 |
190,000 |
2,430 |
2,070 |
2,430 |
31.8 |
2.1 |
5.4 |
292 |
15 |
8 |
289.4 |
2.1 |
h12 |
H12 |
334 |
-30°C |
150°C |
|
NNU4956-S-M-SP |
280 |
380 |
100 |
770,000 |
1,790,000 |
198,000 |
2,320 |
1,970 |
2,320 |
33.3 |
2.1 |
5.4 |
312 |
15 |
8 |
309.4 |
2.1 |
h12 |
H12 |
354 |
-30°C |
150°C |
|
NNU4960-S-M-SP |
300 |
420 |
118 |
1,040,000 |
2,380,000 |
265,000 |
2,040 |
1,740 |
2,040 |
51.9 |
3 |
6.3 |
339 |
17.7 |
9.5 |
336 |
2.5 |
h12 |
H12 |
389 |
-30°C |
150°C |
|
NNU4964-S-M-SP |
320 |
440 |
118 |
1,070,000 |
2,550,000 |
275,000 |
1,960 |
1,670 |
1,960 |
53.49 |
3 |
6.3 |
359 |
17.7 |
9.5 |
356 |
2.5 |
h12 |
H12 |
409 |
-30°C |
150°C |
|
NNU4968-S-M-SP |
340 |
460 |
118 |
1,100,000 |
2,650,000 |
290,000 |
1,890 |
1,600 |
1,890 |
56.97 |
3 |
6.3 |
379 |
17.7 |
9.5 |
376 |
2.5 |
h12 |
H12 |
429 |
-30°C |
150°C |
|
NNU4972-S-M-SP |
360 |
480 |
118 |
1,130,000 |
2,800,000 |
300,000 |
1,820 |
1,540 |
1,820 |
59.78 |
3 |
6.3 |
399 |
17.7 |
9.5 |
396 |
2.5 |
h12 |
H12 |
449 |
-30°C |
150°C |
|
NNU4976-S-M-SP |
380 |
520 |
140 |
1,440,000 |
3,600,000 |
375,000 |
1,620 |
1,380 |
1,620 |
89.09 |
4 |
7.2 |
426 |
17.7 |
9.5 |
422.6 |
3 |
h12 |
H12 |
482 |
-30°C |
150°C |
|
NNU4980-S-M-SP |
400 |
540 |
140 |
1,490,000 |
3,800,000 |
390,000 |
1,570 |
1,330 |
1,570 |
93.41 |
4 |
7.2 |
446 |
17.7 |
9.5 |
442.6 |
3 |
h12 |
H12 |
502 |
-30°C |
150°C |
|
NNU4984-S-M-SP |
420 |
560 |
140 |
1,530,000 |
4,000,000 |
405,000 |
1,520 |
1,290 |
1,520 |
98.2 |
4 |
7.2 |
466 |
17.7 |
9.5 |
462.6 |
3 |
h12 |
H12 |
522 |
-30°C |
150°C |
|
NNU4988-S-M-SP |
440 |
600 |
160 |
2,040,000 |
5,200,000 |
530,000 |
1,360 |
1,150 |
1,360 |
136 |
4 |
6.8 |
490 |
17.7 |
9.5 |
486.8 |
3 |
h12 |
H12 |
558 |
-30°C |
150°C |
|
NNU4992-S-M-SP |
460 |
620 |
160 |
2,110,000 |
5,500,000 |
560,000 |
|
1,120 |
1,320 |
140 |
4 |
6.8 |
510 |
17.7 |
9.5 |
506.8 |
3 |
h12 |
H12 |
578 |
-30°C |
150°C |
|
NNU4996-S-M-SP |
480 |
650 |
170 |
2,350,000 |
6,100,000 |
610,000 |
|
1,060 |
1,250 |
165 |
5 |
7.2 |
534 |
17.7 |
9.5 |
530.6 |
4 |
h12 |
H12 |
606 |
-30°C |
150°C |
|
NNU49/500-S-M-SP |
500 |
670 |
170 |
2,330,000 |
6,100,000 |
600,000 |
1,220 |
1,030 |
1,220 |
168.6 |
5 |
7.2 |
554 |
17.7 |
9.5 |
550.6 |
4 |
h12 |
H12 |
626 |
-30°C |
150°C |
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生产部地址:洛阳市宜阳产业集聚区轴承专业园区
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