Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 300 mm |
| Outside diameter | D | 420 mm |
| Width | B | 21 mm |
| Fatigue load limit | Pu | 302 kN |
| Limiting speed | nG | 950 r/min |
| Mass | ≈m | 30.5 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 080-000-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Spherical thrust roller bearings | |
| Official Classification 1 | Spherical thrust roller bearings |
Technical Data18 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 300 mm | |
| D | 420 mm | |
| T | 73 mm | |
| R(Min.) | 3 mm | |
| Basic Load Ratings Ca | 1330 kN | |
| Basic Load Ratings C0A | 4880 kN | |
| Fatigue Load Limit : Cu | 302 kN | |
| Limiting Speeds(Oil Lub.) | 950 min-1 | |
| D1 | 405 mm | |
| D1 | 353 mm | |
| B | 21 mm | |
| B1 | 69 mm | |
| C | 38 mm | |
| A | 162 mm | |
| Da(Min.) | 355 mm | |
| Da(Max.) | 380 mm | |
| Ra(Max.) | 2.5 mm | |
| Mass(Refer.) | 30.5 kg |