详细介绍
滚针和推力滚子组合轴承
NKXR…Z 系列
轴径 |
型号 |
重量 |
带罩壳轴承代号 |
重量 |
尺寸 |
基本额定载荷 |
极限转速 |
安装尺寸 |
适合的内圈代号 |
||||||||||||
Shaft |
Designation |
Mass |
Designation |
Mass |
Dimensions |
Basic Load Ratings |
Limiting |
Mounting |
Designation |
||||||||||||
Diameter |
|
|
with Dust |
|
Fw |
D |
D1 |
D2 |
C |
C1 |
C2 |
dw |
r |
径向 Radial |
轴向 Axial |
Speed |
Dimensions |
Lnner Ring |
|||
|
|
|
Shield |
|
|
|
|
|
|
|
|
|
|
动 Cr |
静 Cor |
动 Cr |
静 Cor |
|
da |
ra |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Dynamic |
Static |
Dynamic |
Static |
|
|
|
|
mm |
|
g |
|
g |
|
|
max. |
max. |
-0.25 |
-0.2 |
|
E8 |
min. |
kN |
kN |
kN |
kN |
rpm |
|
max. |
d×F×B |
15 |
NKXR 15 |
42 |
NKXR 15Z |
45 |
15 |
24 |
28.1 |
29.2 |
23 |
9 |
6.5 |
15 |
0.3 |
8.9 |
11.4 |
14.1 |
36.9 |
6500 |
23.7 |
0.3 |
IR 12×15×16 |
17 |
NKXR 17 |
50 |
NKXR 17Z |
53 |
17 |
26 |
30.1 |
31.2 |
25 |
9 |
8.0 |
17 |
0.3 |
11.1 |
15.7 |
15.6 |
43.1 |
5500 |
25.7 |
0.3 |
IR 14×17×17 |
20 |
NKXR 20 |
80 |
NKXR 20Z |
84 |
20 |
30 |
35.1 |
36.2 |
30 |
10 |
10.5 |
20 |
0.3 |
18.0 |
26.2 |
23.5 |
64.3 |
4200 |
30.7 |
0.3 |
IR 17×20×20 |
25 |
NKXR 25 |
120 |
NKXR 25Z |
125 |
25 |
37 |
42.1 |
43.2 |
30 |
11 |
9.5 |
25 |
0.6 |
21.5 |
31.6 |
27.4 |
77.0 |
3400 |
37.7 |
0.6 |
IR 20×25×20 |
30 |
NKXR 30 |
135 |
NKXR 30Z |
141 |
30 |
42 |
47.1 |
48.2 |
30 |
11 |
9.5 |
30 |
0.6 |
24.8 |
39.8 |
30.7 |
93.5 |
2900 |
42.7 |
0.6 |
IR 25×30×20 |
35 |
NKXR 35 |
157 |
NKXR 35Z |
165 |
35 |
47 |
52.1 |
53.2 |
30 |
12 |
9.0 |
35 |
0.6 |
25.4 |
44.1 |
33.8 |
110.0 |
2500 |
47.7 |
0.6 |
IR 30×35×20 |
40 |
NKXR 40 |
204 |
NKXR 40Z |
214 |
40 |
52 |
60.1 |
61.2 |
32 |
13 |
10.0 |
40 |
0.6 |
27.9 |
50.4 |
46.0 |
150.5 |
2000 |
55.7 |
0.6 |
IR 35×40×20 |
45 |
NKXR 45 |
244 |
NKXR 45Z |
260 |
45 |
58 |
65.2 |
66.5 |
32 |
14 |
9.0 |
45 |
0.6 |
30.4 |
58.6 |
51.7 |
180.1 |
1900 |
60.5 |
0.6 |
IR 40×45×20 |
50 |
NKXR 50 |
268 |
NKXR 50Z |
288 |
50 |
62 |
70.2 |
71.5 |
35 |
14 |
10.0 |
50 |
0.6 |
34.9 |
73.1 |
54.2 |
197.3 |
1700 |
65.5 |
0.6 |
IR 45×50×25 |
说明： |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.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，允许工作温度：120℃连续，180℃短期。 |
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||
3.脂润滑时，极限转速为表列数值的60%。 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||
4.内圈须单独定货。 |
|||||||||||||||||||||
