d | 30 | mm | |
D | 55 | mm | |
B | 13 | mm | |
d1 | 38.2 | mm | |
d2 | 36.4 | mm | |
D1 | 45.81 | mm | |
b | 1.8 | mm | |
C1 | 6.5 | mm | |
C2 | 2.3 | mm | |
C3 | 2.6 | mm | |
r1,2 | min. | 1 | mm |
r3,4 | min. | 0.6 | mm |
a | 16.4 | mm |
da | min. | 34.6 | mm |
db | min. | 34.6 | mm |
Da | max. | 50.4 | mm |
Db | max. | 50.8 | mm |
ra | max. | 1 | mm |
rb | max. | 0.6 | mm |
dn | 39.9 | mm |
Basic dynamic load rating | C | 8.84 | kN | |
Basic static load rating | C0 | 5 | kN | |
Fatigue load limit | Pu | 0.212 | kN | |
Attainable speed for grease lubrication | 35000 | r/min | ||
Attainable speed for oil-air lubrication | 54000 | r/min | ||
Contact angle | α | 25 | ° | |
Ball diameter | Dw | 6.35 | mm | |
Number of balls | z | 17 | ||
Reference grease quantity | Gref | 1.7 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 80 | N | |
Static axial stiffness, preload class A | 71 | N/µm | ||
Preload class B | GB | 240 | N | |
Static axial stiffness, preload class B | 105 | N/µm | ||
Preload class C | GC | 480 | N | |
Static axial stiffness, preload class C | 138 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.05 | ||
Calculation factor | f1 | 0.99 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.03 | ||
Calculation factor | f2C | 1.06 | ||
Calculation factor | fHC | 1 | ||
Calculation factor | e | 0.68 | ||
Calculation factor (single, tandem) | Y2 | 0.87 | ||
Calculation factor (single, tandem) | Y0 | 0.38 | ||
Calculation factor (single, tandem) | X2 | 0.41 | ||
Calculation factor (back-to-back, face-to-face) | Y1 | 0.92 | ||
Calculation factor (back-to-back, face-to-face) | Y2 | 1.41 | ||
Calculation factor (back-to-back, face-to-face) | Y0 | 0.76 | ||
Calculation factor (back-to-back, face-to-face) | X2 | 0.67 |
Mass bearing | 0.11 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ