d | 55 | mm | |
D | 90 | mm | |
B | 18 | mm | |
d1 | 67.73 | mm | |
d2 | 65.6 | mm | |
D1 | 77.25 | mm | |
b | 2.4 | mm | |
C1 | 9 | mm | |
C2 | 3.4 | mm | |
C3 | 3.4 | mm | |
r1,2 | min. | 1.1 | mm |
da | min. | 61 | mm |
db | min. | 61 | mm |
Da | max. | 84 | mm |
Db | max. | 85.8 | mm |
ra | max. | 1 | mm |
Basic dynamic load rating | C | 16.8 | kN |
Basic static load rating | C0 | 12.2 | kN |
Fatigue load limit | Pu | 0.52 | kN |
Attainable speed for grease lubrication | 22000 | r/min | |
Attainable speed for oil-air lubrication | 34000 | r/min | |
Ball diameter | Dw | 7.938 | mm |
Number of balls | z | 24 | |
Reference grease quantity | Gref | 5 | cm³ |
Preload and stiffness (back-to-back, face-to-face) | 0 | ||
Preload class A | GA | 90 | N |
Static axial stiffness, preload class A | 46 | N/µm | |
Preload class B | GB | 270 | N |
Static axial stiffness, preload class B | 72 | N/µm | |
Preload class C | GC | 540 | N |
Static axial stiffness, preload class C | 98 | N/µm | |
Calculation factors | 0 | ||
Calculation factor | f | 1.07 | |
Calculation factor | f1 | 1 | |
Calculation factor | f2A | 1 | |
Calculation factor | f2B | 1.03 | |
Calculation factor | f2C | 1.05 | |
Calculation factor | fHC | 1 | |
Calculation factor | f0 | 8.4 | |
Mass bearing | 0.39 | kg |