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Ball <strong>Bearings</strong><br />
BALL SCREW<br />
SUPPORT SERIES<br />
PERFORMANCE DATA<br />
METRIC SERIES<br />
DUH<br />
Bearing Number<br />
T L<br />
Static Limiting<br />
Thrust<br />
Capacity (3)<br />
N<br />
lbs.<br />
C ae<br />
Dynamic Axial<br />
Load Rating (1)(3)<br />
N<br />
lbs.<br />
(1) Based on 1500 hours L 10 life and permissible speed.<br />
(2) Heavy preload is standard.<br />
(3) Data presented is <strong>for</strong> a single bearing in a DUH set.<br />
Speed<br />
Rating<br />
RPM<br />
Axial Spring<br />
Constant (3)<br />
N/μm<br />
10 6 lbs./in<br />
Drag Torque<br />
(Preloaded Set)<br />
N-m<br />
lbs.-in.<br />
Preload (2)(3)<br />
(Heavy)<br />
MM12BS32DUH 11400 9500 7300 425 0.28 1000<br />
2600 2140 7300 2.4 2.48 200<br />
MM15BS35DUH 13700 10400 6400 490 0.30 1200<br />
3100 2340 6400 2.8 2.65 300<br />
MM17BS47DUH 24900 24900 4700 750 0.32 3110<br />
5600 5600 4700 4.3 2.83 700<br />
MM20BS47DUH 24900 24900 4700 750 0.32 3110<br />
5600 5600 4700 4.3 2.83 700<br />
MM25BS52DUH 27100 26000 4300 780 0.39 2700<br />
6100 5850 4300 4.5 3.45 600<br />
MM25BS62DUH 35600 29800 3300 1050 0.44 4450<br />
8000 6700 3300 6.0 3.88 1000<br />
MM30BS62DUH 35600 29800 3300 1050 0.44 4450<br />
8000 6700 3300 6.0 3.88 1000<br />
MM30BS72DUH 45400 36300 2900 1260 0.44 6230<br />
10200 8160 2900 7.2 3.88 1400<br />
MM35BS72DUH 45400 36300 2900 1260 0.44 6230<br />
10200 8160 2900 7.2 3.88 1400<br />
MM40BS72DUH 45400 36300 2900 1260 0.44 6230<br />
10200 8160 2900 7.2 3.88 1400<br />
MM45BS75DUH 50700 38500 2700 1380 0.56 6670<br />
11400 8660 2700 7.9 4.96 1500<br />
MM40BS90DUH 60900 41400 2200 1660 0.82 8010<br />
13700 9310 2200 9.5 7.26 1800<br />
MM40BS90-20DUH 60900 41400 2200 1660 0.82 8010<br />
13700 9310 2200 9.5 7.26 1800<br />
MM40BS90-23DUH 60900 41400 2200 1660 0.82 8010<br />
13700 9310 2200 9.5 7.26 1800<br />
MM50BS90DUH 60900 41400 2200 1660 0.82 8010<br />
13700 9310 2200 9.5 7.26 1800<br />
MM55BS90DUH 60900 41400 2200 1660 0.82 8010<br />
13700 9310 2200 9.5 7.26 1800<br />
MM35BS100DUH 93400 71200 2000 1750 1.02 12900<br />
21000 16010 2000 10.0 9.03 2900<br />
MM40BS100DUH 93400 71200 2000 1750 1.02 12900<br />
21000 16010 2000 10.0 9.03 2900<br />
MM45BS100DUH 93400 71200 2000 1750 1.02 12900<br />
21000 16010 2000 10.0 9.03 2900<br />
MM50BS100DUH 93400 71200 2000 1750 1.02 12900<br />
21000 16010 2000 10.0 9.03 2900<br />
MM75BS110DUH 77000 44500 1700 2080 1.00 9790<br />
17300 10000 1700 11.9 8.85 2200<br />
MM55BS120DUH 133400 75600 1700 2150 1.36 15570<br />
30000 17000 1700 12.3 12.04 3500<br />
MM60BS120DUH 133400 75600 1700 2150 1.36 15570<br />
30000 17000 1700 12.3 12.04 3500<br />
MM100BS150DUH 200500 80900 1300 3400 2.18 21350<br />
45100 18200 1300 19.4 19.29 4800<br />
N<br />
lbs.<br />
2<br />
C<br />
TIMKEN MACHINE TOOL CATALOG 203
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