|
带内圈滚针轴承
|
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
|
|
d
|
F
|
D
|
B
|
rS
|
动
C
|
静
Co
|
油润滑
|
|
mm
|
mm
|
Min.
|
N
|
rpm
|
|
38
|
NKI 38/20
|
38
|
43
|
53
|
20
|
0.3
|
27000
|
51000
|
11000
|
|
NKI 38/30
|
38
|
43
|
53
|
30
|
0.3
|
40500
|
85000
|
11000
|
|
40
|
NKI 40/20
|
40
|
45
|
55
|
20
|
0.3
|
27500
|
53000
|
10000
|
|
NKI 40/30
|
40
|
45
|
55
|
30
|
0.3
|
41000
|
88000
|
10000
|
|
NKIS
40
|
40
|
50
|
65
|
22
|
1
|
42500
|
67000
|
9000
|
|
NA 4908
|
40
|
48
|
62
|
22
|
0.6
|
43000
|
67000
|
9000
|
|
NA 6908
|
40
|
48
|
62
|
40
|
0.3
|
66000
|
116000
|
9000
|
|
42
|
NKI 42/20
|
42
|
47
|
57
|
20
|
0.3
|
28500
|
56000
|
10000
|
|
NKI 42/30
|
42
|
47
|
57
|
30
|
0.3
|
43000
|
94000
|
10000
|
|
45
|
NKI 45/25
|
45
|
50
|
62
|
25
|
0.6
|
38000
|
74000
|
9000
|
|
NKI 45/35
|
45
|
50
|
62
|
35
|
0.6
|
50000
|
106000
|
9000
|
|
NKIS
45
|
45
|
55
|
72
|
22
|
1
|
45000
|
74000
|
8000
|
|
NA 4910
|
45
|
52
|
68
|
22
|
0.6
|
45000
|
73000
|
8500
|
|
NA 6910
|
45
|
52
|
68
|
40
|
0.6
|
69000
|
127000
|
8500
|
|
50
|
NKI 50/25
|
50
|
55
|
68
|
25
|
0.6
|
40000
|
82000
|
8500
|
|
NKI 50/35
|
50
|
55
|
68
|
35
|
0.6
|
53000
|
118000
|
8500
|
|
NKIS
50
|
50
|
60
|
80
|
28
|
1.1
|
63000
|
98000
|
7500
|
|
NA 4910
|
50
|
58
|
72
|
22
|
0.6
|
47000
|
80000
|
8000
|
|
NA 6910
|
50
|
58
|
72
|
40
|
0.6
|
73000
|
139000
|
8000
|
|
55
|
NKI 55/25
|
55
|
60
|
72
|
25
|
0.6
|
42000
|
90000
|
7500
|
|
NKI 55/35
|
55
|
60
|
72
|
35
|
0.6
|
56000
|
130000
|
7500
|
|
NKIS
55
|
55
|
65
|
85
|
28
|
1.1
|
67000
|
108000
|
7000
|
|
NA 4911
|
55
|
63
|
80
|
25
|
1
|
58000
|
100000
|
7000
|
|
NA 6911
|
55
|
63
|
80
|
45
|
1
|
90000
|
176000
|
7000
|
|
60
|
NKI 60/25
|
60
|
68
|
82
|
25
|
0.6
|
43500
|
89000
|
7000
|
|
NKI 60/35
|
60
|
68
|
82
|
35
|
0.6
|
62000
|
139000
|
7000
|
|
NKIS
60
|
60
|
70
|
90
|
28
|
1.1
|
68000
|
113000
|
6500
|
|
NA 4912
|
60
|
68
|
85
|
25
|
1
|
60000
|
108000
|
6500
|
|
NA 6912
|
60
|
68
|
85
|
45
|
1
|
94000
|
191000
|
6500
|
|
65
|
NKI 65/25
|
65
|
73
|
90
|
25
|
1
|
53000
|
100000
|
6500
|
|
NKI 65/35
|
65
|
73
|
90
|
35
|
1
|
75000
|
156000
|
6500
|
|
NKIS
65
|
65
|
75
|
95
|
28
|
1.1
|
71000
|
123000
|
6000
|
|
NA 4913
|
65
|
72
|
90
|
25
|
1
|
61000
|
112000
|
6500
|
|
NA 6913
|
65
|
72
|
90
|
45
|
1
|
95000
|
198000
|
6500
|
|
70
|
NKI 70/25
|
70
|
80
|
95
|
25
|
1
|
56000
|
119000
|
6000
|
|
NKI 70/35
|
70
|
80
|
95
|
35
|
1
|
78000
|
184000
|
6000
|
|
NKIS
70
|
70
|
80
|
100
|
28
|
1.1
|
75000
|
133000
|
5500
|
|
NA 4914
|
70
|
80
|
100
|
30
|
1
|
84000
|
156000
|
5500
|
|
NA 6914
|
70
|
80
|
100
|
54
|
1
|
128000
|
265000
|
5500
|
|
75
|
NKI 75/25
|
75
|
85
|
105
|
25
|
1
|
69000
|
123000
|
5500
|
|
NKI 75/35
|
75
|
85
|
105
|
35
|
1
|
98000
|
193000
|
5500
|
|
NA 4915
|
75
|
85
|
105
|
30
|
1
|
86000
|
162000
|
5500
|
|
NA 6915
|
75
|
85
|
105
|
54
|
1
|
130000
|
275000
|
5500
|
|
80
|
NKI 80/25
|
80
|
90
|
110
|
25
|
1
|
72000
|
132000
|
5000
|
|
NKI 80/35
|
80
|
90
|
110
|
35
|
1
|
103000
|
208000
|
5000
|
|
NA 4916
|
80
|
90
|
110
|
30
|
1
|
89000
|
174000
|
5000
|
|
NA 6916
|
80
|
90
|
110
|
54
|
1
|
135000
|
300000
|
5000
|
|
85
|
NKI 85/26
|
85
|
95
|
115
|
26
|
1
|
73000
|
137000
|
4800
|
|
NKI 85/36
|
85
|
95
|
115
|
36
|
1
|
107000
|
223000
|
4800
|
|
NA 4917
|
85
|
100
|
120
|
35
|
1.1
|
111000
|
237000
|
4600
|
|
NA 6917
|
85
|
100
|
120
|
63
|
1.1
|
166000
|
400000
|
4600
|
|
90
|
NKI 90/26
|
90
|
100
|
120
|
26
|
1
|
76000
|
146000
|
4600
|
|
NKI 90/36
|
90
|
100
|
120
|
36
|
1
|
111000
|
237000
|
4600
|
|
NA 4918
|
90
|
105
|
125
|
35
|
1.1
|
114000
|
250000
|
4400
|
|
NA6918
|
90
|
105
|
125
|
63
|
1.1
|
172000
|
425000
|
4400
|
|
95
|
NKI 95/26
|
95
|
105
|
125
|
26
|
1
|
78000
|
155000
|
4400
|
|
NKI 95/36
|
95
|
105
|
125
|
36
|
1
|
114000
|
250000
|
4400
|
|
NA 4919
|
95
|
110
|
130
|
35
|
1.1
|
116000
|
260000
|
4200
|
|
NA 6919
|
95
|
110
|
130
|
63
|
1.1
|
174000
|
440000
|
4200
|
|
|
|
|
|
|
|
|
|
|
|
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%。
+有档圈，无润滑油孔和槽，如需要油孔和槽时，需在轴承代号上增加ASR1。
|
