組合軸承NKXR15Z,NKXR17Z,NKXR20Z,NKXR25Z
| 軸徑Shaft Diameter |
軸承型號(hào)與近似重量 Bearing Designation and mass approx |
外形尺寸
Borndary Dimensions |
基本額定負(fù)荷
Basic Load Rating |
極限轉(zhuǎn)速
Limiting Speed |
安裝尺寸 |
|
不帶固定罩殼Without Retaining Cap |
重量Mass |
帶固定罩殼 With Retaining Cap |
重量 Mass |
Fw |
D |
C |
C1 |
dw |
徑向 Radial |
軸向 Axial |
油潤(rùn)滑
Oil |
da |
| 動(dòng)Dyn. Cr |
靜Stat. Cor |
動(dòng)Dyn. Ca |
靜Stat. Coa |
| mm |
g |
g |
mm |
N |
rpm |
mm |
| 15 |
NKXR15 |
42 |
NKXR15Z |
45 |
15 |
24 |
23 |
9 |
15 |
9670 |
9850 |
10900 |
24500 |
11000 |
23.7 |
| 17 |
NKXR17 |
50 |
NKXR17Z |
53 |
17 |
26 |
25 |
9 |
17 |
9860 |
13800 |
12800 |
32800 |
10000 |
25.7 |
| 20 |
NKXR20 |
80 |
NKXR20Z |
84 |
20 |
30 |
30 |
10 |
20 |
12000 |
20500 |
20900 |
50600 |
8500 |
30.7 |
| 25 |
NKXR25 |
120 |
NKXR25Z |
125 |
25 |
37 |
30 |
11 |
25 |
14500 |
29500 |
31500 |
73500 |
7000 |
37.7 |
| 30 |
NKXR30 |
135 |
NKXR30Z |
141 |
30 |
42 |
30 |
11 |
30 |
19600 |
32500 |
32800 |
82500 |
6000 |
42.7 |
| 35 |
NKXR35 |
157 |
NKXR35Z |
165 |
35 |
47 |
30 |
12 |
35 |
20500 |
39600 |
36800 |
96000 |
5500 |
47.7 |
| 40 |
NKXR40 |
204 |
NKXR40Z |
214 |
40 |
52 |
32 |
13 |
40 |
22300 |
44500 |
54000 |
13900 |
4800 |
55.7 |
| 45 |
NKXR45 |
244 |
NKXR45Z |
260 |
45 |
58 |
32 |
14 |
45 |
24500 |
50980 |
57500 |
14800 |
4400 |
60.6 |
| 50 |
NKXR50 |
268 |
NKXR50Z |
288 |
50 |
62 |
35 |
14 |
50 |
34800 |
70800 |
60500 |
16900 |
4000 |
65.5 |
|
