|
圆柱滚子轴承 |
NU NJ NUP N NF |
|
NU,NJ,NUP,N,NF |
|
|
|
|
|
径向当量动负荷 Pr=Fr 径向当量静负荷 Por=Fr |
|
主 要 尺 寸 mm |
基本额定负荷 |
允许转速2) rmp |
型
号 |
||||||||||
|
动 KN |
静 KN |
||||||||||||
|
d |
D |
B |
3) rsmin |
3) r1smin |
Cr |
Cor |
脂润滑 |
油润滑 |
NU |
NJ |
NUP |
N |
NF |
|
20 |
47 |
14 |
1 |
0.6 |
16.6 |
13.9 |
17000 |
20000 |
NU 204 |
NJ 204 |
NUP204 |
N204 |
NF204 |
|
47 |
14 |
1 |
0.6 |
25.7 |
22.6 |
15000 |
18000 |
NU 204E |
NJ 204E |
NUP204E |
-- |
-- |
|
|
47 |
18 |
1 |
0.6 |
22.2 |
20.3 |
15000 |
18000 |
NU2204 |
NJ 2204 |
NUP 2204 |
N2204 |
-- |
|
|
47 |
18 |
1 |
0.6 |
30.5 |
28.3 |
14000 |
16000 |
NU2204E |
NJ 2204E |
NUP2204E |
N304 |
-- |
|
|
52 |
15 |
1.1 |
0.6 |
23.1 |
19.2 |
14000 |
17000 |
NU304 |
NJ 30 |
NUP 304 |
-- |
304 |
|
|
52 |
15 |
1.1 |
0.6 |
31.5 |
26.9 |
13000 |
15000 |
NU304E |
NJ 304E |
NUP 304E |
N2304 |
-- |
|
|
52 |
21 |
1.1 |
0.6 |
33.0 |
30.0 |
13000 |
15000 |
NU 2304 |
NJ 2304 |
NUP 2304 |
-- |
-- |
|
|
52 |
21 |
1.1 |
0.6 |
42.0 |
39.0 |
12000 |
14000 |
NU2304E |
NJ 2304E |
NUP2304E |
N1005 |
-- |
|
|
25 |
47 |
12 |
0.6 |
0.3 |
15.1 |
14.1 |
16000 |
19000 |
NU1005 |
NJ 1005 |
NUP 1005 |
N205 |
-- |
|
52 |
15 |
1 |
0.6 |
18.8 |
17.0 |
14000 |
16000 |
NU 205 |
NJ205 |
NUP 205 |
-- |
205 |
|
|
52 |
15 |
1 |
0.6 |
29.3 |
27.7 |
13000 |
15000 |
NU 205E |
NJ205E |
NUP 205E |
N2205 |
-- |
|
|
52 |
18 |
1 |
0.6 |
25.1 |
24.7 |
13000 |
15000 |
NU 2205 |
NJ2205 |
NUP 2205 |
-- |
-- |
|
|
52 |
18 |
1 |
0.6 |
35.0 |
34.5 |
11000 |
13000 |
NU 2205E |
NJ2205E |
NUP2205E |
N305 |
-- |
|
|
62 |
17 |
1.1 |
1.1 |
31.5 |
27.7 |
12000 |
14000 |
NU 305 |
NJ305 |
NUP 305 |
-- |
305 |
|
|
62 |
17 |
1.1 |
1.1 |
41.5 |
37.5 |
11000 |
13000 |
NU 305E |
NJ305E |
NUP 305E |
N2305 |
-- |
|
|
62 |
24 |
1.1 |
1.1 |
46.0 |
45.0 |
11000 |
12000 |
NU 2305 |
NJ2305 |
NUP 2305 |
-- |
-- |
|
|
62 |
24 |
1.1 |
1.1 |
57.0 |
56.0 |
9700 |
11000 |
NU 2305E |
NJ2305E |
NUP2305E |
N405 |
-- |
|
|
80 |
21 |
1.5 |
1.5 |
46.5 |
40.0 |
8500 |
10000 |
NU 405 |
NJ405 |
NUP 405 |
N1006 |
405 |
|
|
30 |
55 |
13 |
1 |
0.6 |
19.7 |
19.6 |
14000 |
16000 |
NU 1006 |
NJ1006 |
NUP 1006 |
N206 |
-- |
|
62 |
16 |
1 |
0.6 |
24.9 |
23.3 |
12000 |
14000 |
NU 206 |
NJ206 |
NUP 206 |
-- |
206 |
|
|
62 |
16 |
1 |
0.6 |
39.0 |
37.5 |
11000 |
13000 |
NU206E |
NJ206E |
NUP 206E |
N2206 |
-- |
|
|
62 |
20 |
1 |
0.6 |
35.0 |
36.0 |
11000 |
13000 |
NU 2206 |
NJ2206 |
NUP 2206 |
-- |
-- |
|
|
62 |
20 |
1 |
0.6 |
49.0 |
50.0 |
9700 |
11000 |
NU 2206E |
NJ2206E |
NUP2206E |
N306 |
-- |
|
|
72 |
19 |
1.1 |
1.1 |
38.5 |
35.0 |
10000 |
12000 |
NU 306 |
NJ306 |
NUP 306 |
-- |
306 |
|
|
72 |
19 |
1.1 |
1.1 |
53.0 |
50.0 |
9300 |
11000 |
NU 306E |
NJ306E |
NUP 306E |
N2306 |
-- |
|
|
72 |
27 |
1.1 |
1.1 |
51.5 |
51.0 |
9000 |
11000 |
NU 2306 |
NJ2306 |
NUP 2306 |
-- |
-- |
|
|
72 |
27 |
1.1 |
1.1 |
74.5 |
77.5 |
8300 |
9700 |
NU 2306E |
NJ2306E |
NUP2306E |
N406 |
-- |
|
|
90 |
23 |
1.5 |
1.5 |
62.5 |
55.0 |
7300 |
8500 |
NU 406 |
NJ 406 |
NUP 406 |
N1007 |
406 |
|
|
35 |
62 |
14 |
1 |
0.6 |
22.6 |
23.2 |
12000 |
15000 |
NU 1007 |
NJ100 |
NUP 1007 |
N207 |
-- |
|
72 |
17 |
1 |
0.6 |
35.5 |
34.0 |
11000 |
12000 |
NU 207 |
NJ207 |
NUP 207 |
-- |
207 |
|
|
72 |
17 |
1 |
0.6 |
50.5 |
50.0 |
9500 |
11000 |
NU 207E |
NJ207E |
NUP 207E |
N2207 |
-- |
|
|
72 |
23 |
1 |
0.6 |
52.0 |
55.5 |
9500 |
11000 |
NU 2207 |
NJ2207 |
NUP 2207 |
-- |
-- |
|
|
72 |
23 |
1 |
0.6 |
61.5 |
65.5 |
8500 |
10000 |
NU 2207E |
NJ2207E |
NUP2207E |
N307 |
-- |
|
|
80 |
21 |
1.1 |
1.1 |
49.5 |
47.0 |
9000 |
11000 |
NU 307 |
NJ307 |
NUPP 307 |
-- |
307 |
|
|
80 |
21 |
1.1 |
1.1 |
71.0 |
71.0 |
8100 |
9600 |
NU 307E |
NJ307E |
NUP 307E |
N2307 |
-- |
|
|
80 |
31 |
1.1 |
1.1 |
64.5 |
65.5 |
7900 |
9300 |
NU 2307 |
NJ2307 |
NUP 2307 |
-- |
-- |
|
|
80 |
21 |
1.1 |
1.1 |
99.0 |
109 |
7200 |
8500 |
NU 2307E |
NJ2307E |
NUP2307E |
N407 |
-- |
|
|
100 |
25 |
1.5 |
1.5 |
75.5 |
69.0 |
6400 |
7500 |
NU 407 |
NJ407 |
NUP 407 |
-- |
407 |
|
下表接上表
|
尺 寸 mm |
安装相关尺寸 |
|||||||||||
|
Ds |
D1 |
D2 |
D3 |
D4 |
dh |
d1 |
R |
R1 |
||||
|
Fw |
Ew |
J |
最小Min. |
最小Min. |
****Max. |
最小Min. |
最小Min |
****Max. |
****Max. |
最小Min. |
****Max. |
****Max. |
|
27 |
40 |
29.9 |
24 |
25 |
26 |
29 |
32 |
42 |
43 |
42 |
1 |
0.6 |
|
26.5 |
-- |
29.5 |
24 |
-- |
26 |
29 |
32 |
42 |
-- |
-- |
1 |
0.6 |
|
27 |
40 |
29.9 |
24 |
25 |
26 |
29 |
32 |
42 |
43 |
42 |
1 |
0.6 |
|
26.5 |
-- |
29.5 |
24 |
-- |
26 |
29 |
32 |
42 |
-- |
-- |
1 |
0.6 |
|
28.5 |
44.5 |
31.8 |
24 |
26.5 |
27 |
30 |
33 |
45.5 |
48 |
47 |
1 |
0.6 |
|
27.5 |
-- |
31.1 |
24 |
-- |
27 |
30 |
33 |
45.5 |
-- |
-- |
1 |
0.6 |
|
28.5 |
44.5 |
31.8 |
24 |
26.5 |
27 |
30 |
33 |
45.5 |
48 |
47 |
1 |
0.6 |
|
27.5 |
-- |
31.1 |
24 |
-- |
27 |
30 |
33 |
45.5 |
-- |
-- |
1 |
0.6 |
|
30.5 |
41.5 |
32.7 |
27 |
29 |
30 |
32 |
33 |
43 |
45 |
42.5 |
0.6 |
0.3 |
|
32 |
45 |
34.8 |
29 |
30 |
31 |
34 |
37 |
47 |
48 |
47 |
1 |
0.6 |
|
31.5 |
-- |
34.5 |
29 |
-- |
31 |
34 |
37 |
47 |
-- |
-- |
1 |
0.6 |
|
32 |
45 |
34.8 |
29 |
30 |
31 |
34 |
37 |
47 |
48 |
47 |
1 |
0.6 |
|
31.5 |
-- |
34.5 |
29 |
-- |
31 |
34 |
37 |
47 |
-- |
-- |
1 |
0.6 |
|
35 |
53 |
39 |
31.5 |
31.5 |
33 |
37 |
40 |
55.5 |
55.5 |
55 |
1 |
1 |
|
34 |
-- |
38 |
31.5 |
-- |
33 |
37 |
40 |
55.5 |
-- |
-- |
1 |
1 |
|
35 |
53 |
39 |
31.5 |
31.5 |
33 |
37 |
40 |
55.5 |
55.5 |
55 |
1 |
1 |
|
34 |
-- |
38 |
31.5 |
-- |
33 |
37 |
40 |
55.5 |
-- |
-- |
1 |
1 |
|
38.8 |
62.8 |
43.6 |
33 |
33 |
38 |
41 |
46 |
72 |
72 |
64 |
1.5 |
1.5 |
|
36.5 |
48.5 |
38.9 |
33 |
35 |
35 |
38 |
39.5 |
50 |
52 |
49.5 |
1 |
0.6 |
|
38.5 |
53.5 |
41.7 |
34 |
35 |
37 |
40 |
44 |
57 |
58 |
56 |
1 |
0.6 |
|
37.5 |
-- |
41.1 |
34 |
-- |
37 |
40 |
44 |
57 |
-- |
-- |
1 |
0.6 |
|
38.5 |
53.5 |
41.7 |
34 |
35 |
37 |
40 |
44 |
57 |
58 |
56 |
1 |
0.6 |
|
37.5 |
-- |
41.1 |
34 |
-- |
37 |
40 |
44 |
57 |
-- |
-- |
1 |
0.6 |
|
42 |
62 |
45.9 |
36.5 |
36.5 |
40 |
44 |
48 |
65.5 |
65.5 |
64 |
1 |
1 |
|
40.5 |
-- |
44.9 |
36.5 |
-- |
40 |
44 |
48 |
65.5 |
-- |
-- |
1 |
1 |
|
42 |
62 |
45.9 |
36.5 |
36.5 |
40 |
44 |
48 |
65.5 |
65.5 |
64. |
1 |
1 |
|
40.5 |
-- |
44.9 |
36.5 |
-- |
40 |
44 |
48 |
65.5 |
-- |
-- |
1 |
1 |
|
45 |
73 |
50.5 |
38 |
38 |
44 |
47 |
52 |
82 |
82 |
74 |
1.5 |
1.5 |
|
42 |
55 |
44.5 |
38 |
40 |
41 |
44 |
45 |
57 |
59 |
56 |
1 |
0.6 |
|
43.8 |
61.8 |
47.6 |
39 |
41.5 |
43 |
46 |
50 |
65.5 |
68 |
64 |
1 |
0.6 |
|
44 |
-- |
48 |
39 |
-- |
43 |
46 |
50 |
65.5 |
-- |
--- |
1 |
0.6 |
|
43.8 |
61.8 |
47.6 |
39 |
41.5 |
43 |
46 |
50 |
65.5 |
68 |
64 |
1 |
0.6 |
|
44 |
-- |
48 |
39 |
-- |
43 |
46 |
50 |
65.5 |
-- |
-- |
1 |
0.6 |
|
46.2 |
68.2 |
50.8 |
41.5 |
43 |
45 |
48 |
53 |
72 |
73.5 |
71 |
1.5 |
1 |
|
46.2 |
-- |
51 |
41.5 |
-- |
45 |
48 |
53 |
72 |
-- |
-- |
1.5 |
1 |
|
46.2 |
68.2 |
50.8 |
41.5 |
43 |
45 |
48 |
53 |
72 |
73.5 |
71 |
1.5 |
1 |
|
46.2 |
-- |
51 |
41.5 |
-- |
45 |
48 |
53 |
72 |
-- |
-- |
1.5 |
1 |
|
53 |
83 |
59 |
43 |
43 |
52 |
55 |
61 |
92 |
92 |
84 |
1.5 |
1.5 |
1)因轴承和保持架的形式不同，有些轴承异于该值。
2）该值为使用车制保持架的值，在使用冲压保持架时，可允许至该值的80%。
3）是倒角r或r1的最小允许尺寸。