|
无内圈滚针轴承
|
NK,NKS
|
NK,NKS,RNA49
|
RNA69
|
|
NK,NKS,RNA49,RNA69
|
|
|
|
轴径
|
轴承型号
|
外
型 尺 寸
|
基本额定负荷
|
极限转速
|
|
FW
|
D
|
C
|
rS
|
动
C
|
静
Co
|
油润滑
|
|
mm
|
mm
|
Min.
|
N
|
rpm
|
|
5
|
+NK 5/10
TN
|
5
|
10
|
10
|
0.15
|
2350
|
1920
|
39000
|
|
+NK 5/12
TN
|
5
|
10
|
12
|
0.15
|
3000
|
2650
|
39000
|
|
6
|
+NK 6/10
TN
|
6
|
12
|
10
|
0.15
|
2600
|
2280
|
37000
|
|
+NK 6/12
TN
|
6
|
12
|
12
|
0.15
|
3350
|
3150
|
37000
|
|
7
|
+NK 7/10
TN
|
7
|
14
|
10
|
0.3
|
2850
|
2650
|
34000
|
|
+NK 7/12
TN
|
7
|
14
|
12
|
0.3
|
3650
|
3600
|
34000
|
|
8
|
+NK 8/12
TN
|
8
|
15
|
12
|
0.3
|
3950
|
4100
|
32000
|
|
+NK 8/16
TN
|
8
|
15
|
16
|
0.3
|
5100
|
5800
|
32000
|
|
+NKS 8 TN
|
8
|
16
|
13
|
0.3
|
5000
|
4700
|
32000
|
|
9
|
+NK 9/12
TN
|
9
|
16
|
12
|
0.3
|
4500
|
5000
|
31000
|
|
+NK 9/16
TN
|
9
|
16
|
16
|
0.3
|
5900
|
7100
|
31000
|
|
10
|
+NK 10/12
TN
|
10
|
17
|
12
|
0.3
|
4750
|
5500
|
29000
|
|
+NK 10/16
TN
|
10
|
17
|
16
|
0.3
|
6200
|
7800
|
29000
|
|
+NKS 10 TN
|
10
|
19
|
13
|
0.3
|
5800
|
6000
|
29000
|
|
12
|
NK 12/12
|
12
|
19
|
12
|
0.3
|
6400
|
7100
|
27000
|
|
NK 12/16
|
12
|
19
|
16
|
0.3
|
9000
|
11000
|
27000
|
|
+NKS 12 TN
|
12
|
22
|
16
|
0.6
|
9600
|
10400
|
26000
|
|
14
|
NK 14/16
|
14
|
22
|
16
|
0.3
|
10100
|
11500
|
25000
|
|
NK 14/20
|
14
|
22
|
20
|
0.3
|
12800
|
15600
|
25000
|
|
+NKS 14
|
14
|
25
|
16
|
0.6
|
14400
|
13800
|
24000
|
|
RNA 4900
|
14
|
22
|
13
|
0.3
|
8500
|
9200
|
25000
|
|
15
|
NK 15/16
|
15
|
23
|
16
|
0.3
|
10700
|
12700
|
24000
|
|
NK 15/20
|
15
|
23
|
20
|
0.3
|
13600
|
17200
|
24000
|
|
+NKS 15
|
15
|
26
|
16
|
0.6
|
14400
|
14000
|
23000
|
|
16
|
NK 16/16
|
16
|
24
|
16
|
0.3
|
11300
|
13900
|
23000
|
|
NK 16/20
|
16
|
24
|
20
|
0.3
|
14400
|
18800
|
23000
|
|
+NKS 16
|
16
|
28
|
16
|
0.6
|
15700
|
15800
|
22000
|
|
RNA 4901
|
16
|
24
|
13
|
0.3
|
9400
|
10900
|
23000
|
|
RNA 6901
|
16
|
24
|
22
|
0.3
|
16000
|
21600
|
23000
|
|
17
|
NK 17/16
|
17
|
25
|
16
|
0.3
|
11900
|
15000
|
23000
|
|
NK 17/20
|
17
|
25
|
20
|
0.3
|
15100
|
20400
|
23000
|
|
18
|
NK 18/16
|
18
|
26
|
16
|
0.3
|
12500
|
16200
|
22000
|
|
NK 18/20
|
18
|
26
|
20
|
0.3
|
15800
|
22000
|
22000
|
|
+NKS 18
|
18
|
30
|
16
|
0.6
|
16800
|
17700
|
21000
|
|
19
|
NK 19/16
|
19
|
27
|
16
|
0.3
|
13000
|
17400
|
22000
|
|
NK 19/20
|
19
|
27
|
20
|
0.3
|
16500
|
23600
|
22000
|
|
20
|
NK20/16
|
20
|
28
|
16
|
0.3
|
13000
|
17500
|
21000
|
|
NK20/20
|
20
|
28
|
20
|
0.3
|
16400
|
23800
|
21000
|
|
NKS 20
|
20
|
32
|
20
|
0.6
|
23000
|
25000
|
20000
|
|
RNA4902
|
20
|
28
|
13
|
0.3
|
10600
|
13600
|
21000
|
|
RNA6902
|
20
|
28
|
23
|
0.3
|
17300
|
25500
|
21000
|
|
21
|
NK21/16
|
21
|
29
|
16
|
0.3
|
13500
|
18700
|
21000
|
|
NK21/20
|
21
|
29
|
20
|
0.3
|
17100
|
25500
|
21000
|
|
22
|
NK22/16
|
22
|
30
|
16
|
0.3
|
14000
|
19900
|
20000
|
|
NK22/20
|
22
|
30
|
20
|
0.3
|
17700
|
27000
|
20000
|
|
NKS 22
|
22
|
35
|
20
|
0.6
|
24500
|
28000
|
18000
|
|
RNA4903
|
22
|
30
|
13
|
0.3
|
11000
|
14600
|
20000
|
|
RNA6903
|
22
|
30
|
23
|
0.3
|
18600
|
29000
|
20000
|
|
24
|
NK24/16
|
24
|
32
|
16
|
0.3
|
15000
|
22300
|
18000
|
|
NK24/20
|
24
|
32
|
20
|
0.3
|
19000
|
30500
|
18000
|
|
NKS24
|
24
|
34
|
20
|
0.6
|
26000
|
31000
|
17000
|
|
25
|
NK25/16
|
25
|
33
|
16
|
0.3
|
14900
|
22400
|
18000
|
|
NK25/20
|
25
|
33
|
20
|
0.3
|
18800
|
30500
|
18000
|
|
NKS 25
|
25
|
38
|
20
|
0.6
|
27500
|
33500
|
17000
|
|
RNA4904
|
25
|
37
|
17
|
0.3
|
21000
|
25500
|
17000
|
|
RNA6904
|
25
|
37
|
30
|
0.3
|
36000
|
51000
|
17000
|
|
26
|
NK26/16
|
26
|
34
|
16
|
0.3
|
15300
|
23600
|
17000
|
|
NK26/20
|
26
|
34
|
20
|
0.3
|
19400
|
32000
|
17000
|
|
28
|
NK28/20
|
28
|
37
|
20
|
0.3
|
22000
|
34000
|
16000
|
|
NK28/30
|
28
|
37
|
30
|
0.3
|
33000
|
57000
|
16000
|
|
NKS28
|
28
|
42
|
20
|
0.6
|
28500
|
36500
|
15000
|
|
RNA49/22
|
28
|
39
|
17
|
0.3
|
22800
|
29500
|
15000
|
|
RNA69/22
|
28
|
39
|
30
|
0.3
|
37500
|
55000
|
15000
|
|
29
|
NK29/20
|
29
|
38
|
20
|
0.3
|
21900
|
34000
|
15000
|
|
NK29/30
|
29
|
38
|
30
|
0.3
|
32500
|
57000
|
15000
|
|
30
|
NK30/20
|
30
|
40
|
20
|
0.3
|
22600
|
36000
|
15000
|
|
NK30/30
|
30
|
40
|
30
|
0.3
|
33500
|
60000
|
15000
|
|
NKS30
|
30
|
45
|
22
|
0.6
|
32000
|
40000
|
14000
|
|
RNA4905
|
30
|
42
|
17
|
0.3
|
23600
|
31500
|
14000
|
|
RNA6905
|
30
|
42
|
30
|
0.3
|
39000
|
59000
|
14000
|
|
32
|
NK32/20
|
32
|
42
|
20
|
0.3
|
23100
|
37500
|
14000
|
|
NK32/30
|
32
|
42
|
30
|
0.3
|
34500
|
63000
|
14000
|
|
NKS32
|
32
|
47
|
22
|
0.6
|
33500
|
43500
|
13000
|
|
RNA49/28
|
32
|
45
|
17
|
0.3
|
24400
|
33500
|
14000
|
|
RNA69/28
|
32
|
45
|
30
|
0.3
|
40500
|
63000
|
14000
|
TN=塑料保险架，允许运转温度：120℃连续地，150℃临时地，180℃短时地。1)对于脂润滑，允许值为表列数值的60%。
|
