d | 75 | mm | |
D | 115 | mm | |
B | 20 | mm | |
d1 | 87.3 | mm | |
d2 | 87.3 | mm | |
D2 | 105.62 | mm | |
r1,2 | min. | 1.1 | mm |
r3,4 | min. | 0.6 | mm |
a | 22.8 | mm |
da | min. | 81 | mm |
da | max. | 86.7 | mm |
db | min. | 81 | mm |
db | max. | 86.7 | mm |
Da | max. | 109 | mm |
Db | max. | 111 | mm |
ra | max. | 1 | mm |
rb | max. | 0.6 | mm |
Basic dynamic load rating | C | 52.7 | kN | |
Basic static load rating | C0 | 49 | kN | |
Fatigue load limit | Pu | 2.08 | kN | |
Attainable speed for grease lubrication | 11000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 12.7 | mm | |
Number of balls | z | 20 | ||
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 200 | N | |
Static axial stiffness, preload class A | 84 | N/µm | ||
Preload class B | GB | 400 | N | |
Static axial stiffness, preload class B | 115 | N/µm | ||
Preload class C | GC | 800 | N | |
Static axial stiffness, preload class C | 162 | N/µm | ||
Preload class D | GD | 1600 | N | |
Static axial stiffness, preload class D | 235 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.14 | ||
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 | ||
Calculation factor | f0 | 15.7 |
Mass bearing | 0.64 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ