Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Adapter assembles | |
| Bore diameter | d | 300 mm |
| Outside diameter | D | 540 mm |
| Width | B | 140 mm |
| Basic dynamic load rating | C | 3320 kN |
| Basic static load rating | C0 | 4360 kN |
| Limiting speed | nG | 550 r/min |
| Mass | ≈m | 163 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 060-020-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Spherical roller bearings - Adapter assembles | |
| Official Classification 1 | Spherical roller bearings / Adapter assembles |
Technical Data22 parameters
| Parameter | Symbol | Value |
|---|---|---|
| D1 | 280 mm | |
| B1 | 208 mm | |
| D2 | 380 mm | |
| B2 | 40 mm | |
| B3 | 53 mm | |
| d | 300 mm | |
| D | 540 mm | |
| B | 140 mm | |
| R(Min.) | 5 mm | |
| Basic Load Ratings : Cr | 3320 kN | |
| Basic Load Ratings : C0R | 4360 kN | |
| Limiting Speeds(Grease Lub.) | 550 min-1 | |
| Limiting Speeds(Oil Lub.) | 740 min-1 | |
| Constant E | 0.26 | |
| Axial Load Factors : Y1 | 2.62 | |
| Axial Load Factors : Y2 | 3.90 | |
| Axial Load Factors : Y0 | 2.56 | |
| A(Min.) | - mm | |
| K(Min.) | - mm | |
| Sde(Min.) | 317 mm | |
| B(Min.) | 32 mm | |
| Mass(Refer.) | 163 kg |

