d |
30 mm |
D |
55 mm |
B |
13 mm |
d1 |
37.7 mm |
d2 |
37.7 mm |
D1 |
47.3 mm |
r1,2 min. |
1 mm |
r3,4 min. |
0.3 mm |
a |
16.6 mm |
da min. |
34.6 mm |
db min. |
34.6 mm |
Da max. |
50.4 mm |
Db max. |
53 mm |
ra max. |
1 mm |
rb max. |
0.3 mm |
Basic dynamic load rating C |
13.8 kN |
Basic static load rating C0 |
7.65 kN |
Fatigue load limit Pu |
0.325 kN |
Attainable speed for grease lubrication |
34000 r/min |
Ball diameter Dw |
7.938 mm |
Number of balls z |
14 |
Reference grease quantity Gref |
1.59 cm³ |
Preload class A GA |
90 N |
Static axial stiffness, preload class A |
88 N/µm |
Preload class B GB |
180 N |
Static axial stiffness, preload class B |
113 N/µm |
Preload class C GC |
360 N |
Static axial stiffness, preload class C |
147 N/µm |
Preload class D GD |
720 N |
Static axial stiffness, preload class D |
195 N/µm |
Calculation factor f |
1.06 |
Calculation factor f1 |
0.99 |
Calculation factor f2A |
1 |
Calculation factor f2B |
1.02 |
Calculation factor f2C |
1.05 |
Calculation factor f2D |
1.08 |
Calculation factor fHC |
1.02 |
Calculation factor e |
0.68 |
Calculation factor (single, tandem) Y2 |
0.87 |
Calculation factor (back-to-back, face-to-face) Y1 |
0.92 |
Calculation factor (back-to-back, face-to-face) Y2 |
1.41 |
Mass bearing |
0.095 kg |