d | 50 | mm | |
D | 80 | mm | |
B | 16 | mm | |
d1 | 61.44 | mm | |
d2 | 59.65 | mm | |
D2 | 70.7 | mm | |
b | 1.5 | mm | |
C1 | 8.6 | mm | |
C2 | 3.6 | mm | |
C3 | 2.6 | mm | |
r1,2 | min. | 1 | mm |
da | min. | 54.6 | mm |
db | min. | 54.6 | mm |
Da | max. | 75.4 | mm |
Db | max. | 76.8 | mm |
ra | max. | 1 | mm |
Basic dynamic load rating | C | 9.36 | kN |
Basic static load rating | C0 | 7.35 | kN |
Fatigue load limit | Pu | 0.31 | kN |
Attainable speed for grease lubrication | 22000 | r/min | |
Attainable speed for oil-air lubrication | 32000 | r/min | |
Ball diameter | Dw | 5.556 | mm |
Number of balls | z | 27 | |
Reference grease quantity | Gref | 3.11 | cm³ |
Preload and stiffness (back-to-back, face-to-face) | 0 | ||
Preload class A | GA | 56 | N |
Static axial stiffness, preload class A | 87 | N/µm | |
Preload class B | GB | 110 | N |
Static axial stiffness, preload class B | 110 | N/µm | |
Preload class C | GC | 330 | N |
Static axial stiffness, preload class C | 165 | N/µm | |
Calculation factors | 0 | ||
Calculation factor | f | 1.06 | |
Calculation factor | f1 | 0.99 | |
Calculation factor | f2A | 1 | |
Calculation factor | f2B | 1.01 | |
Calculation factor | f2C | 1.04 | |
Calculation factor | fHC | 1 | |
Calculation factor | e | 0.68 | |
Calculation factor (single, tandem) | Y2 | 0.87 | |
Calculation factor (single, tandem) | Y0 | 0.38 | |
Calculation factor (single, tandem) | X2 | 0.41 | |
Calculation factor (back-to-back, face-to-face) | Y1 | 0.92 | |
Calculation factor (back-to-back, face-to-face) | Y2 | 1.41 | |
Calculation factor (back-to-back, face-to-face) | Y0 | 0.76 | |
Calculation factor (back-to-back, face-to-face) | X2 | 0.67 | |
Mass bearing | 0.29 | kg |