d | 8 | mm | |
D | 19 | mm | |
B | 6 | mm | |
d1 | 11.3 | mm | |
d2 | 10.76 | mm | |
D1 | 15.7 | mm | |
r1,2 | min. | 0.3 | mm |
r3,4 | min. | 0.15 | mm |
a | 5 | mm |
da | min. | 10 | mm |
db | min. | 10 | mm |
Da | max. | 17 | mm |
Db | max. | 18.2 | mm |
ra | max. | 0.3 | mm |
rb | max. | 0.15 | mm |
dn | 12.2 | mm |
Basic dynamic load rating | C | 1.74 | kN | |
Basic static load rating | C0 | 0.63 | kN | |
Fatigue load limit | Pu | 0.027 | kN | |
Attainable speed for grease lubrication | 120000 | r/min | ||
Attainable speed for oil-air lubrication | 185000 | r/min | ||
Contact angle | α | 15 | ° | |
Ball diameter | Dw | 3.175 | mm | |
Number of balls | z | 9 | ||
Reference grease quantity | Gref | 0.09 | cm³ | |
Preload and stiffness (back-to-back, face-to-face) | ||||
Preload class A | GA | 9 | N | |
Static axial stiffness, preload class A | 8 | N/µm | ||
Preload class B | GB | 27 | N | |
Static axial stiffness, preload class B | 13 | N/µm | ||
Preload class C | GC | 55 | N | |
Static axial stiffness, preload class C | 18 | N/µm | ||
Calculation factors | ||||
Calculation factor | f | 1.02 | ||
Calculation factor | f1 | 1 | ||
Calculation factor | f2A | 1 | ||
Calculation factor | f2B | 1.04 | ||
Calculation factor | f2C | 1.08 | ||
Calculation factor | fHC | 1 | ||
Calculation factor | f0 | 7.2 |
Mass bearing | 0.007 | kg |
Chúng tôi đảm bảo cung cấp hàng chính hãng SKF đầy đủ CO, CQ