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 | 55 mm |
| Outside diameter | D | 90 mm |
| Width | B | 27.3 mm |
| Fatigue load limit | Pu | 7.2 kN |
| Limiting speed | nG | 2100 r/min |
| Mass | ≈m | 0.62 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 | 55 mm | |
| D | 90 mm | |
| T | 27.3 mm | |
| R(Min.) | 1 mm | |
| Basic Load Ratings Ca | 86.7 kN | |
| Basic Load Ratings C0A | 159 kN | |
| Fatigue Load Limit : Cu | 7.2 kN | |
| Limiting Speeds(Grease Lub.) | 2100 min-1 | |
| Limiting Speeds(Oil Lub.) | 3200 min-1 | |
| D1(Max.) | 90 mm | |
| D1(Min.) | 57 mm | |
| D2 | - mm | |
| D3 | - mm | |
| A | 35 mm | |
| R | 72 mm | |
| C | - mm | |
| Da(Min.) | 76 mm | |
| Da(Max.) | 69 mm | |
| Ra(Max.) | 1 mm | |
| Mass(Refer.) | 0.62 kg |

