d | 65 | mm | |
D | 85 | mm | |
B | 10 | mm | |
d1 | 71.7 | mm | |
d2 | 71.7 | mm | |
D1 | 78.5 | mm | |
r1,2 | min. | 0.6 | mm |
r3,4 | min. | 0.3 | mm |
a | 15.1 | mm |
da | min. | 68.2 | mm |
db | min. | 68.2 | mm |
Da | max. | 81.8 | mm |
Db | max. | 83 | mm |
ra | max. | 0.6 | mm |
rb | max. | 0.3 | mm |
dn | 72.4 | mm |
Basic dynamic load rating | C | 13.5 | kN | |
Basic static load rating | C0 | 14.6 | kN | |
Fatigue load limit | Pu | 0.63 | kN | |
Attainable speed for grease lubrication | 18000 | r/min | ||
Attainable speed for oil-air lubrication | 28000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 5.556 | mm | |
Number of balls | z | 29 | ||
Reference grease quantity | Gref | 1.3 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 71 | N | |
Static axial stiffness, preload class A | 67 | N/µm | ||
Preload class B | GB | 215 | N | |
Static axial stiffness, preload class B | 116 | N/µm | ||
Preload class C | GC | 430 | N | |
Static axial stiffness, preload class C | 172 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.28 | ||
Calculation factor | f1 | 1 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.1 | ||
Calculation factor | f2C | 1.18 | ||
Calculation factor | fHC | 1.02 | ||
Calculation factor | f0 | 17.1 |
Mass bearing | 0.11 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ