IR17X20X16軸承內(nèi)圈、IR20X25X16軸承內(nèi)圈、IR25X30X20軸承內(nèi)圈、IR30X35X20軸承內(nèi)圈
|
滾針和推力球組合軸承
Combined Needle Roller And Thrust Ball Bearings
NX
NX…Z 系列 |
|
|
| 軸徑 |
型號(hào) |
重量 |
尺寸 |
基本額定載荷 |
極限轉(zhuǎn)速 |
安裝尺寸 |
適合的內(nèi)圈代號(hào) |
| Shaft |
Designation |
Mass |
Dimensions |
Basic Load Ratings |
Limiting |
Mounting Dimensions |
Designation |
| Diameter |
油潤(rùn)滑 |
脂潤(rùn)滑 |
|
Fw |
D |
C |
C1 |
dw |
r |
徑向 Radial |
軸向 Axial |
Speed |
C2 |
D1 |
da |
ra |
Lnner Ring |
| |
Oil |
Grease |
|
|
|
|
|
|
|
動(dòng) Cr |
靜 Cor |
動(dòng) Cr |
靜 Cor |
|
|
|
|
|
|
| |
Lubrication |
Lubrication |
|
|
|
|
|
|
|
Dynamic |
Static |
Dynamic |
Static |
|
|
|
|
|
|
| mm |
|
|
g |
|
|
±0.25 |
|
E8 |
min. |
kN |
kN |
kN |
kN |
rpm |
-0.5 |
|
|
max. |
d×F×B |
| 7 |
NX 7TN |
NX 7ZTN |
14 |
7 |
14 |
18 |
4.7 |
7 |
0.3 |
3.48 |
3.32 |
3.40 |
4.58 |
15000 |
10.0 |
16.5 |
9.6 |
0.3 |
—— |
| 10 |
NX 10 |
NX 10Z |
25 |
10 |
19 |
18 |
4.7 |
10 |
0.3 |
5.10 |
4.90 |
5.40 |
5.60 |
11000 |
10.0 |
21.9 |
14.6 |
0.3 |
IR 6×10×10 |
| 12 |
NX 12 |
NX 12Z |
28 |
12 |
21 |
18 |
4.7 |
12 |
0.3 |
4.80 |
6.10 |
5.70 |
6.90 |
9500 |
10.0 |
23.7 |
16.6 |
0.3 |
IR 8×12×10 |
| 15 |
NX 15 |
NX 15Z |
48 |
15 |
24 |
28 |
8.0 |
15 |
0.3 |
10.30 |
13.70 |
6.15 |
8.71 |
8000 |
12.2 |
26.5 |
19.0 |
0.3 |
IR 12×15×16 |
| 17 |
NX 17 |
NX 17Z |
53 |
17 |
26 |
28 |
8.0 |
17 |
0.3 |
11.10 |
15.70 |
6.38 |
9.95 |
7500 |
12.2 |
28.5 |
21.0 |
0.3 |
IR 14×17×17 |
| 20 |
NX 20 |
NX 20Z |
68 |
20 |
30 |
28 |
8.0 |
20 |
0.3 |
16.20 |
22.90 |
7.69 |
12.90 |
6500 |
12.2 |
33.6 |
25.0 |
0.3 |
IR 17×20×16 |
| 25 |
NX 25 |
NX 25Z |
115 |
25 |
37 |
30 |
8.0 |
25 |
0.3 |
21.50 |
31.60 |
12.20 |
21.10 |
4900 |
14.2 |
40.4 |
31.6 |
0.3 |
IR 20×25×16 |
| 30 |
NX 30 |
NX 30Z |
130 |
30 |
42 |
30 |
10.0 |
30 |
0.3 |
24.80 |
39.80 |
12.70 |
25.00 |
4300 |
14.2 |
45.1 |
36.5 |
0.3 |
IR 25×30×20 |
| 35 |
NX 35 |
NX 35Z |
160 |
35 |
47 |
30 |
10.0 |
35 |
0.3 |
25.40 |
44.10 |
13.50 |
29.90 |
3700 |
14.2 |
50.1 |
40.5 |
0.3 |
IR 30×35×20 | |
