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
Specs
PRODUCT DEFINITION | |
|---|---|
| d - Internal diameter | 66,675 mm |
| D - External diameter | 135,755 mm |
| B - Bearing/Inner ring width | 56,007 mm |
| C - Outer ring width | 44,45 mm |
| T - Total width | 53,975 mm |
| d1 - External diameter inner ring | 98 mm |
| a - Charge load application point | 35,175 mm |
| Mass | 3,64 kg |
| Brand | NTN |
PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 310 kN |
| C0 - Static load | 380 kN |
| Cu - Fatigue limit load | 46,3 kN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.32 |
| Y0 - Static axial load coefficient | 1.02 |
| Y2 - Upper axial load coefficient | 1.85 |
| Nlim - Oil lubrication limit speed | 3800 tr/min |
| Nlim - Grease lubrication limit speed | 2900 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| FTF - Characteristic cage frequency | 0,416 Hz |
| BSF - Characteristic rolling element frequency | 5,621 Hz |
| BPFO - Characteristic outer ring frequency | 6,649 Hz |
| BPFI - Characteristic inner ring frequency | 9,351 Hz |
ABUTMENT | |
|---|---|
| da max - Max shoulder diameter IR | 77 mm |
| db min - Min IR shoulder diameter | 87 mm |
| Da max - Max shoulder diameter OR | 117 mm |
| Db min - Min OR shoulder diameter | 126 mm |
| ra max - Max fillet radius | 4,3 mm |
| r1a - Max fillet radius | 3,3 mm |
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