|
推力角接触球轴承 |
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| NAST系列 | |||||||||||||
|
轴径
|
型号
|
重量
|
尺寸
|
基本额定载荷
|
极限转速
|
||||||||
|
Shaft
|
Designation
|
Mass
|
Dimensions
|
Basic Load Ratings
|
Limiting
|
||||||||
|
Diameter
|
d
|
D
|
B
|
C
|
d1
|
a
|
e
|
rs
|
动 Cr
|
静 Cor
|
Speed
|
||
|
Dynamic
|
Static
|
nlgrease≈
|
|||||||||||
|
min.
|
|||||||||||||
|
mm
|
g
|
mm
|
N
|
rpm
|
|||||||||
|
6
|
NAST 6ZZ
|
24.5
|
6
|
19
|
14
|
13.8
|
14
|
2.5
|
0.8
|
0.5
|
36000
|
29000
|
17000
|
|
8
|
NAST 8ZZ
|
39
|
8
|
24
|
14
|
13.8
|
17.5
|
2.5
|
0.8
|
1
|
49000
|
38000
|
14000
|
|
10
|
NAST 10ZZ
|
65
|
10
|
30
|
16
|
15.8
|
23.5
|
2.5
|
0.8
|
1.5
|
85000
|
64000
|
12000
|
|
12
|
NAST 12ZZ
|
75
|
12
|
32
|
16
|
15.8
|
25.5
|
2.5
|
0.8
|
1.5
|
91000
|
71000
|
11000
|
|
15
|
NAST 15ZZ
|
83
|
15
|
35
|
16
|
15.8
|
29
|
2.5
|
0.8
|
1.5
|
108000
|
92000
|
8500
|
|
17
|
NAST 17ZZ
|
136
|
17
|
40
|
20
|
19.8
|
32.5
|
3
|
1
|
1.5
|
153000
|
134000
|
7500
|
|
20
|
NAST 20ZZ
|
195
|
20
|
47
|
20
|
19.8
|
38
|
3
|
1
|
1.5
|
169000
|
155000
|
7000
|
|
25
|
NAST 25ZZ
|
226
|
25
|
52
|
20
|
19.8
|
43
|
3
|
1
|
1.5
|
180000
|
179000
|
5500
|
|
30
|
NAST 30ZZ
|
402
|
30
|
62
|
25
|
24.8
|
50.5
|
4
|
1.2
|
1.5
|
265000
|
285000
|
4500
|
|
35
|
NAST 35ZZ
|
550
|
35
|
72
|
25
|
24.8
|
53.5
|
4
|
1.2
|
1.5
|
280000
|
315000
|
4000
|
|
40
|
NAST 40ZZ
|
710
|
40
|
80
|
26
|
25.8
|
61.5
|
4
|
1.2
|
2
|
310000
|
380000
|
3500
|
|
45
|
NAST 45ZZ
|
760
|
45
|
85
|
26
|
25.8
|
66.5
|
4
|
1.2
|
2
|
325000
|
410000
|
3000
|
|
50
|
NAST 50ZZ
|
830
|
50
|
90
|
26
|
25.8
|
76
|
4
|
1.2
|
2
|
335000
|
442000
|
3000
|
| 说明： | |||||||||||||
| 1.表中所列基本额定载荷、极限转速和重量，仅供选择参考用。 |
1.These load,speed and mass
isreference of choice only.
|
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| 2.油润滑时，极限转速为表列数值增加30%，带密封的情况除外。 |
2.With an effective oil supply,the
limiting speed can be increased by about 30%,except
for sealed roller followers.
|
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