Ball screw support bearings for machine tools (contact seal ring type) with an inner diameter of 25-45 millimeters
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Ball screw support bearings for machine tools (contact seal ring type) with an inner diameter of 25-45 millimeters
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Product parameters
| External dimensions（mm) | size（mm) | Rated speed min-1 | Bearing code | Rated dynamic load Ca | Ultimate axial load | weight(kg) |
|---|
| d | D | B | γ(minimum) | γ1(minimum) | d1 | D2 | d1 | D2 | grease | Single -row bear load
DF, DB
(N) | Double-row bear load
DT, DF, DBD
DFF, DBB
(N) | 3 columns bear load DTD,DFT,DBT（N) | Single -row bear load
DF, DB
(N) | Double-row bear load
DT, DF, DBD
DFF, DBB
(N) | 3 columns bear load DTD,DFT,DBT（N) | (refer to) |
|---|
| 15 |
47 |
15 |
1 |
0.6 |
25.1 |
30.8 |
36 |
41.8 |
6000 |
15 TAC 47B DDG |
21900 |
35500 |
47500 |
26600 |
53000 |
79500 |
0.144 |
| 17 |
47 |
15 |
1 |
0.6 |
25.1 |
30.8 |
36 |
41.8 |
6000 |
17 TAC 47B DDG |
21900 |
35500 |
47500 |
26600 |
53000 |
79500 |
0.144 |
| 20 |
47 |
15 |
1 |
0.6 |
25.1 |
30.8 |
36 |
41.8 |
6000 |
20 TAC 47B DDG |
21900 |
35500 |
47500 |
26600 |
53000 |
79500 |
0.135 |
| 25 |
62 |
15 |
1 |
0.6 |
34.3 |
40.5 |
46.5 |
52.9 |
4500 |
25 TAC 62B DDG |
28500 |
46500 |
61500 |
40500 |
81500 |
122000 |
0.252 |
| 30 |
62 |
15 |
1 |
0.6 |
36.8 |
43 |
49 |
55.4 |
4300 |
30 TAC 62B DDG |
29200 |
47500 |
63000 |
43000 |
86000 |
129000 |
0.224 |
| 35 |
72 |
15 |
1 |
0.6 |
44.3 |
50.5 |
56.5 |
62.9 |
3600 |
35 TAC 72B DDG |
31000 |
50500 |
67000 |
50000 |
100000 |
150000 |
0.31 |
| 40 |
72 |
15 |
1 |
0.6 |
46.3 |
52.5 |
58.5 |
64.9 |
3600 |
40 TAC 72B DDG |
31500 |
51500 |
68500 |
52000 |
104000 |
157000 |
0.275 |
| 40 |
90 |
20 |
1 |
0.6 |
54 |
64 |
70 |
79.4 |
3000 |
40 TAC 90B DDG |
59000 |
95500 |
127000 |
89500 |
179000 |
269000 |
0.674 |
| 45 |
100 |
20 |
1 |
0.6 |
61 |
71 |
77 |
86.4 |
2600 |
45 TAC 100B DDG |
61500 |
100000 |
133000 |
99000 |
198000 |
298000 |
0.842 |
