d | 15 | mm | |
D | 32 | mm | |
B | 9 | mm | |
d1 | 20.6 | mm | |
d2 | 20.6 | mm | |
D1 | 26.4 | mm | |
K | 0.5 | mm | |
C1 | 5.35 | mm | |
r1,2 | min. | 0.3 | mm |
r3,4 | min. | 0.2 | mm |
a | 7.7 | mm |
da | min. | 17 | mm |
db | min. | 17 | mm |
Da | max. | 30 | mm |
Db | max. | 30.6 | mm |
ra | max. | 0.3 | mm |
rb | max. | 0.2 | mm |
dn | 21.5 | mm |
Basic dynamic load rating | C | 5.2 | kN | |
Basic static load rating | C0 | 2.45 | kN | |
Fatigue load limit | Pu | 0.104 | kN | |
Attainable speed for grease lubrication | 56000 | r/min | ||
Attainable speed for oil-air lubrication | 85000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 4.762 | mm | |
Number of balls | z | 12 | ||
Reference grease quantity | Gref | 0.39 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 20 | N | |
Static axial stiffness, preload class A | 17 | N/µm | ||
Preload class B | GB | 40 | N | |
Static axial stiffness, preload class B | 23 | N/µm | ||
Preload class C | GC | 80 | N | |
Static axial stiffness, preload class C | 31 | N/µm | ||
Preload class D | GD | 160 | N | |
Static axial stiffness, preload class D | 44 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.03 | ||
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 | 9.3 |
Mass bearing | 0.03 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ