Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Sealed type | |
| Bore diameter | d | 25 mm |
| Outside diameter | D | 52 mm |
| Width | B | 18 mm |
| Basic dynamic load rating | C | 15.1 kN |
| Basic static load rating | C0 | 3.3 kN |
| Fatigue load limit | Pu | 0.21 kN |
| Limiting speed | nG | 7900 r/min |
| Mass | ≈m | 0.163 kg |
| Sealing | Sealed type |
Manufacturer Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Brand | KOYO | |
| Official Class Key | 030-020-000 |
Classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official Category Path | Self-aligning ball bearings - Sealed type | |
| Official Classification 1 | Self-aligning ball bearings / Sealed type |
Technical Data17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| d | 25 mm | |
| D | 52 mm | |
| B | 18 mm | |
| R(Min.) | 1 mm | |
| Basic Load Ratings : Cr | 15.1 kN | |
| Basic Load Ratings : C0R | 3.30 kN | |
| Fatigue Load Limit : Cu | 0.21 kN | |
| Limiting Speeds(Grease Lub.) | 7900 min-1 | |
| Constant :E | 0.28 | |
| Axial Load Factors : Y1 | 2.28 | |
| Axial Load Factors : Y2 | 3.52 | |
| Axial Load Factors : Y0 | 2.39 | |
| Da(Min.) | 29.4 mm | |
| Da(Max.) | 29.4 mm | |
| Da(Max.) | 46 mm | |
| Ra(Max.) | 1 mm | |
| Mass(Refer.) | 0.163 kg |
