KOYO 3478/3420 tapered roller bearings
How do I place an EMERGENCY order for a KOYO 3478/3420 tapered roller bearings that Cylindrical Bore Bore Type I want to pick up at a our store?
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Double Row |
| Roller Profile | Symmetric |
| Center Guidance | Floating Steel Ring |
| Retainer Material | Hardened Pressed Steel |
| Nr. of Holes | 4 |
| Weight | 2.400 kg |
| d | 55 mm |
| D | 120 mm |
| B | 43 mm |
| Fillet Radius/Chamfer | 2 mm |
| Groove Width A | 8 mm |
| Hole Diameter (do) | 4 mm |
| Dynamic Load Rating | 325,000 N |
| Static Load Rating | 263,000 N |
| Limiting Speed – Grease | 3,800 rpm |
| Limiting Speed – Oil | 4,800 rpm |
| Constant e | 0.36 |
| Axial Load Factor Y0 | 1.81 |
| Axial Load Factor Y1 | 1.85 |
| Axial Load Factor Y2 | 2.75 |
| Radial Clearance | 0.090 to 0.110 mm |
| da (min) | 65 mm |
| Da (max) | 110 mm |
| ra (max) | 2 mm |
Detailed Parameters
parameter：
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