d | 70 | mm | |
D | 110 | mm | |
B | 20 | mm | |
d1 | 82.3 | mm | |
d2 | 82.3 | mm | |
D1 | 97.7 | mm | |
r1,2 | min. | 1.1 | mm |
r3,4 | min. | 0.6 | mm |
a | 22.1 | mm |
da | min. | 76 | mm |
db | min. | 76 | mm |
Da | max. | 104 | mm |
Db | max. | 106 | mm |
ra | max. | 1 | mm |
rb | max. | 0.6 | mm |
dn | 85 | mm |
Basic dynamic load rating | C | 52 | kN | |
Basic static load rating | C0 | 45.5 | kN | |
Fatigue load limit | Pu | 1.93 | kN | |
Attainable speed for grease lubrication | 12000 | r/min | ||
Attainable speed for oil-air lubrication | 19000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 12.7 | mm | |
Number of balls | z | 19 | ||
Reference grease quantity | Gref | 8.1 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 200 | N | |
Static axial stiffness, preload class A | 81 | N/µm | ||
Preload class B | GB | 400 | N | |
Static axial stiffness, preload class B | 111 | N/µm | ||
Preload class C | GC | 800 | N | |
Static axial stiffness, preload class C | 156 | N/µm | ||
Preload class D | GD | 1600 | N | |
Static axial stiffness, preload class D | 227 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.12 | ||
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 | 15.5 |
Mass bearing | 0.59 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ