d | 20 | mm | |
D | 37 | mm | |
B | 9 | mm | |
d1 | 25.65 | mm | |
d2 | 24.4 | mm | |
D2 | 33.5 | mm | |
r1,2 | min. | 0.3 | mm |
r3,4 | min. | 0.15 | mm |
a | 8.5 | mm |
da | min. | 22 | mm |
da | max. | 25.3 | mm |
db | min. | 22 | mm |
db | max. | 24 | mm |
Da | max. | 35 | mm |
Db | max. | 36.2 | mm |
ra | max. | 0.3 | mm |
rb | max. | 0.15 | mm |
Basic dynamic load rating | C | 4.88 | kN | |
Basic static load rating | C0 | 2.4 | kN | |
Fatigue load limit | Pu | 0.102 | kN | |
Attainable speed for grease lubrication | 68000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 4.762 | mm | |
Number of balls | z | 14 | ||
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 26 | N | |
Static axial stiffness, preload class A | 20 | N/µm | ||
Preload class B | GB | 79 | N | |
Static axial stiffness, preload class B | 31 | N/µm | ||
Preload class C | GC | 157 | N | |
Static axial stiffness, preload class C | 43 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.04 | ||
Calculation factor | f1 | 1 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.05 | ||
Calculation factor | f2C | 1.09 | ||
Calculation factor | fHC | 1.01 | ||
Calculation factor | f0 | 7.8 |
Mass bearing | 0.031 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ