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 | 300 mm |
| Outside diameter | D | 420 mm |
| Width | B | 90 mm |
| Basic dynamic load rating | C | 1610 kN |
| Basic static load rating | C0 | 2610 kN |
| Fatigue load limit | Pu | 220 kN |
| Limiting speed | nG | 680 r/min |
| Mass | ≈m | 40 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 | 300 mm | |
| D | 420 mm | |
| B | 90 mm | |
| R(Min.) | 3 mm | |
| Basic Load Ratings : Cr | 1610 kN | |
| Basic Load Ratings : C0R | 2610 kN | |
| Fatigue Load Limit : Cu | 220 kN | |
| Limiting Speeds(Grease Lub.) | 680 min-1 | |
| Limiting Speeds(Oil Lub.) | 910 min-1 | |
| Constant E | 0.20 | |
| Axial Load Factors : Y1 | 3.42 | |
| Axial Load Factors : Y2 | 5.09 | |
| Axial Load Factors : Y0 | 3.34 | |
| Da(Min.) | 314 mm | |
| Da(Max.) | 406 mm | |
| Ra(Max.) | 2.5 mm | |
| Mass(Refer.) | 40.0 kg |

