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 | 50 mm |
| D - External diameter | 80 mm |
| B - Bearing/Inner ring width | 20 mm |
| C - Outer ring width | 15,5 mm |
| T - Total width | 20 mm |
| d1 - External diameter inner ring | 65,5 mm |
| a - Charge load application point | 17,5 mm |
| rs - Min fillet radius | 1 mm |
| r1s - Min fillet radius | 1 mm |
| Mass | 0,373 kg |
| ISO 355 reference | T3CC050 |
| Brand | NTN |
PRODUCT PERFORMANCE | |
|---|---|
| C - Dynamic load | 69,5 kN |
| C0 - Static load | 88 kN |
| Cu - Fatigue limit load | 10,7 kN |
| A2 - Rating life coefficient | 1 |
| e - Coefficient | 0.42 |
| Y0 - Static axial load coefficient | 0.78 |
| Y2 - Upper axial load coefficient | 1.42 |
| Nlim - Oil lubrication limit speed | 5800 tr/min |
| Nlim - Grease lubrication limit speed | 4400 tr/min |
| Tmin - Min operating temperature | -40 °C |
| Tmax - Max operating temperature | 120 °C |
| FTF - Characteristic cage frequency | 0,446 Hz |
| BSF - Characteristic rolling element frequency | 8,771 Hz |
| BPFO - Characteristic outer ring frequency | 10,699 Hz |
| BPFI - Characteristic inner ring frequency | 13,301 Hz |
ABUTMENT | |
|---|---|
| da max - Max shoulder diameter IR | 56 mm |
| db min - Min IR shoulder diameter | 55,5 mm |
| Da min - Min shoulder diameter OR | 72 mm |
| Da max - Max shoulder diameter OR | 74,5 mm |
| Db min - Min OR shoulder diameter | 77 mm |
| Ca - Min clearance | 4 mm |
| Cb - Min clearance | 4,5 mm |
| ra max - Max fillet radius | 1 mm |
| r1a - Max fillet radius | 1 mm |
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