Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Spherical roller bearings | |
| Bore diameter | d | 280 mm |
| Outside diameter | D | 420 mm |
| Width | B | 140 mm |
| Basic dynamic load rating | C | 2370 kN |
| Basic static load rating | C0 | 3780 kN |
| Fatigue load limit | Pu | 291 kN |
| Limiting speed | nG | 710 r/min |
| Mass | ≈m | 70.2 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 060-010-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Spherical roller bearings - Spherical roller bearings | |
| Official Classification 1 | Spherical roller bearings |
Technical Data17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 280 mm | |
| D | 420 mm | |
| B | 140 mm | |
| R(Min.) | 4 mm | |
| Basic Load Ratings : Cr | 2370 kN | |
| Basic Load Ratings : C0R | 3780 kN | |
| Fatigue Load Limit : Cu | 291 kN | |
| Limiting Speeds(Grease Lub.) | 710 min-1 | |
| Limiting Speeds(Oil Lub.) | 950 min-1 | |
| Constant E | 0.31 | |
| Axial Load Factors : Y1 | 2.15 | |
| Axial Load Factors : Y2 | 3.21 | |
| Axial Load Factors : Y0 | 2.11 | |
| Da(Min.) | 298 mm | |
| Da(Max.) | 402 mm | |
| Ra(Max.) | 3 mm | |
| Mass(Refer.) | 70.2 kg |
