DAC42780045 Auto Wheel Hub Bearing 42x78x45mm
| Model Number |
4"x |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
DAC42780045 Auto Wheel Hub Bearing 42x78x45mm Size Chart (mm/inches) |
|---|
| d | 30 mm |
| D | 55 mm |
| B | 13 mm |
| d1 | 38.2 mm |
| d2 | 36.4 mm |
| D1 | 45.81 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 |
| 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 | 42000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 17 |
| Reference grease quantity Gref | 1.7 cm³ |
| Preload class A GA | 80 N |
| Static axial stiffness, preload class A | 79 N/µm |
| Preload class B GB | 240 N |
| Static axial stiffness, preload class B | 117 N/µm |
| Preload class C GC | 480 N |
| Static axial stiffness, preload class C | 153 N/µm |
| 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 | 1.01 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Mass bearing | 0.1 kg |