d | 170 | mm | |
D | 260 | mm | |
B | 42 | mm | |
d1 | 198.7 | mm | |
d2 | 198.7 | mm | |
D1 | 231.3 | mm | |
r1,2 | min. | 2.1 | mm |
r3,4 | min. | 1.1 | mm |
a | 49.9 | mm |
da | min. | 181 | mm |
db | min. | 181 | mm |
Da | max. | 249 | mm |
Db | max. | 254 | mm |
ra | max. | 2 | mm |
rb | max. | 1 | mm |
dn | 205.8 | mm |
Basic dynamic load rating | C | 212 | kN | |
Basic static load rating | C0 | 245 | kN | |
Fatigue load limit | Pu | 7.1 | kN | |
Attainable speed for grease lubrication | 5300 | r/min | ||
Attainable speed for oil-air lubrication | 8000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 26.988 | mm | |
Number of balls | z | 22 | ||
Reference grease quantity | Gref | 84 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 800 | N | |
Static axial stiffness, preload class A | 179 | N/µm | ||
Preload class B | GB | 1600 | N | |
Static axial stiffness, preload class B | 243 | N/µm | ||
Preload class C | GC | 3200 | N | |
Static axial stiffness, preload class C | 339 | N/µm | ||
Preload class D | GD | 6400 | N | |
Static axial stiffness, preload class D | 488 | 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 | 15.9 |
Mass bearing | 6.99 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ