d | 40 | mm | |
D | 62 | mm | |
B | 12 | mm | |
d1 | 48.46 | mm | |
d2 | 47.6 | mm | |
D2 | 55.64 | mm | |
r1,2 | min. | 0.6 | mm |
r3,4 | min. | 0.3 | mm |
a | 14.8 | mm |
da | min. | 43.2 | mm |
db | min. | 43.2 | mm |
Da | max. | 58.8 | mm |
Db | max. | 60 | mm |
ra | max. | 0.6 | mm |
rb | max. | 0.3 | mm |
dn | 49.1 | mm |
Basic dynamic load rating | C | 7.15 | kN | |
Basic static load rating | C0 | 6.95 | kN | |
Fatigue load limit | Pu | 0.176 | kN | |
Attainable speed for grease lubrication | 30000 | r/min | ||
Attainable speed for oil-air lubrication | 45000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 3.969 | mm | |
Number of balls | z | 28 | ||
Reference grease quantity | Gref | 1.38 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 18 | N | |
Static axial stiffness, preload class A | 25 | N/µm | ||
Preload class B | GB | 36 | N | |
Static axial stiffness, preload class B | 32 | N/µm | ||
Preload class C | GC | 110 | N | |
Static axial stiffness, preload class C | 52 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.06 | ||
Calculation factor | f1 | 1 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.02 | ||
Calculation factor | f2C | 1.07 | ||
Calculation factor | fHC | 1 | ||
Calculation factor | f0 | 9.8 |
Mass bearing | 0.12 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ