Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Single direction / With flat back faces | |
| Bore diameter | d | 90 mm |
| Outside diameter | D | 190 mm |
| Width | B | 81.2 mm |
| Fatigue load limit | Pu | 31.5 kN |
| Limiting speed | nG | 710 r/min |
| Mass | ≈m | 10.7 kg |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 070-010-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Thrust ball bearings - Single direction - With flat back faces | |
| Official Classification 1 | Thrust ball bearings / Single direction / With flat back faces |
Technical Data20 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 90 mm | |
| D | 190 mm | |
| T | 81.2 mm | |
| R(Min.) | 2.1 mm | |
| Basic Load Ratings Ca | 409 kN | |
| Basic Load Ratings C0A | 826 kN | |
| Fatigue Load Limit : Cu | 31.5 kN | |
| Limiting Speeds(Grease Lub.) | 710 min-1 | |
| Limiting Speeds(Oil Lub.) | 1100 min-1 | |
| D1(Max.) | 187 mm | |
| D1(Min.) | 93 mm | |
| D2 | - mm | |
| D3 | - mm | |
| A | 40 mm | |
| R | 140 mm | |
| C | - mm | |
| Da(Min.) | 149 mm | |
| Da(Max.) | 131 mm | |
| Ra(Max.) | 2 mm | |
| Mass(Refer.) | 10.7 kg |

