d | 8 | mm | |
D | 22 | mm | |
B | 7 | mm | |
d1 | 12.6 | mm | |
d2 | 12.6 | mm | |
D1 | 17.4 | mm | |
r1,2 | min. | 0.3 | mm |
da | min. | 10 | mm |
db | min. | 10 | mm |
Da | max. | 20 | mm |
Db | max. | 20.6 | mm |
ra | max. | 0.3 | mm |
Basic dynamic load rating | C | 3.25 | kN |
Basic static load rating | C0 | 1.37 | kN |
Fatigue load limit | Pu | 0.057 | kN |
Attainable speed for grease lubrication | 110000 | r/min | |
Attainable speed for oil-air lubrication | 160000 | r/min | |
Ball diameter | Dw | 3.969 | mm |
Number of balls | z | 9 | |
Reference grease quantity | Gref | 0.15 | cm³ |
Preload and stiffness (back-to-back, face-to-face) | 0 | ||
Preload class A | GA | 10 | N |
Static axial stiffness, preload class A | 12 | N/µm | |
Preload class B | GB | 20 | N |
Static axial stiffness, preload class B | 16 | N/µm | |
Preload class C | GC | 40 | N |
Static axial stiffness, preload class C | 21 | N/µm | |
Preload class D | GD | 80 | N |
Static axial stiffness, preload class D | 30 | N/µm | |
Calculation factors | 0 | ||
Calculation factor | f | 1.02 | |
Calculation factor | f1 | 1 | |
Calculation factor | f2A | 1 | |
Calculation factor | f2B | 1.02 | |
Calculation factor | f2C | 1.05 | |
Calculation factor | f2D | 1.09 | |
Calculation factor | fHC | 1.02 | |
Calculation factor | f0 | 8.4 | |
Mass bearing | 0.011 | kg |