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.
3D file
Technical datasheet
| PRODUCT DEFINITION | |
|---|---|
| Brand | NTN |
| d - Internal diameter | 70 mm |
| D - External diameter | 125 mm |
| B - Bearing/Inner ring width | 24 mm |
| C - Outer ring width | 21 mm |
| T - Total width | 26,25 mm |
| d1 - External diameter inner ring | 95 mm |
| a - Charge load application point | 25,5 mm |
| rs - Min fillet radius | 2 mm |
| r1s - Min fillet radius | 1,5 mm |
| Mass | 1,26 kg |
| ISO 355 reference | T3EB070 |
| PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 131 kN |
| C0 - Static load | 162 kN |
| Cu - Fatigue limit load | 19,8 kN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.42 |
| Y0 - Static axial load coefficient | 0.79 |
| Y2 - Upper axial load coefficient | 1.43 |
| Nlim - Oil lubrication limit speed | 3900 tr/min |
| Nlim - Grease lubrication limit speed | 2900 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| ABUTMENT | |
|---|---|
| da max - Max shoulder diameter IR | 81 mm |
| db min - Min IR shoulder diameter | 80 mm |
| Da min - Min shoulder diameter OR | 110 mm |
| Da max - Max shoulder diameter OR | 116,5 mm |
| Db min - Min OR shoulder diameter | 118 mm |
| Ca - Min clearance | 4 mm |
| Cb - Min clearance | 5 mm |
| ra max - Max fillet radius | 2 mm |
| r1a - Max fillet radius | 1,5 mm |
