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 | 440 mm |
| Outside diameter | D | 780 mm |
| Width | B | 74 mm |
| Fatigue load limit | Pu | 1800 kN |
| Limiting speed | nG | 320 r/min |
| Mass | ≈m | 423 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 | 440 mm | |
| D | 780 mm | |
| T | 206 mm | |
| R(Min.) | 9.5 mm | |
| Basic Load Ratings Ca | 9100 kN | |
| Basic Load Ratings C0A | 30000 kN | |
| Fatigue Load Limit : Cu | 1800 kN | |
| Limiting Speeds(Oil Lub.) | 320 min-1 | |
| D1 | 745 mm | |
| D1 | 588 mm | |
| B | 74 mm | |
| B1 | 199 mm | |
| C | 100 mm | |
| A | 260 mm | |
| Da(Min.) | 595 mm | |
| Da(Max.) | 670 mm | |
| Ra(Max.) | 8 mm | |
| Mass(Refer.) | 423 kg |