Tapered roller bearing, pressed steel cage
The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.
This kit contains the following reference(s)
- 4T-64450
- 4T-64700
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Product information
| PRODUCT DEFINITION | |
|---|---|
| Brand | NTN |
| d - Internal diameter | 114,3 mm |
| D - External diameter | 177,8 mm |
| B - Bearing/Inner ring width | 41,275 mm |
| C - Outer ring width | 30,162 mm |
| T - Total width | 41,275 mm |
| d1 - External diameter inner ring | 147 mm |
| a - Charge load application point | 42,375 mm |
| Mass | 3,52 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 257 kN |
| C0 - Static load | 375 kN |
| Cu - Fatigue limit load | 40,9 kN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.52 |
| Y0 - Static axial load coefficient | 0.64 |
| Y2 - Upper axial load coefficient | 1.16 |
| N lim - Oil lubrication limit speed | 2600 tr/min |
| N lim - Grease lubrication limit speed | 1900 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da max - Max shoulder diameter IR | 125 mm |
| db min - Min IR shoulder diameter | 131 mm |
| Da max - Max shoulder diameter OR | 160 mm |
| Db min - Min OR shoulder diameter | 172 mm |
| ra max - Max fillet radius | 3,5 mm |
| r1a - Max fillet radius | 3,3 mm |
