|  |  |  |
| Bearing number | ER204 | ER204 | ER204 |
| Brand | AST | FYH | KOYO |
| Bore Diameter (mm) | 17(mm) | 20(mm) | 20(mm) |
| Outer Diameter (mm) | 47(mm) | 47(mm) | 47(mm) |
| Bearing Type | Metric Bore Diameter | | |
| Bore Dia (d) | 17.0000 | | |
| Outer Dia (D) | 47.0000 | | |
| Outer Width (Bo) | 16.0000 | | |
| Inner Width (Bi) | 31.0000 | | |
| Dynamic Load Rating (Cr) | 12,841 | | |
| Static Load Rating (Cor) | 6,668 | | |
| Bearing Inner Race Width - Short Side (n) | 12.7000 | | |
| Bearing Inner Race Width - Extended Side (m) | 18.3000 | | |
| Bearing Collar Set Screw (L) | M6 X 1.0 | | |
| Snap Ring Dia. (G) | 52.5000 | | |
| Snap Rinf Location (Sd) | 2.3800 | | |
| Snap Ring Thickness (I) | 1.0700 | | |
| Relubrication Hole Location (oh) | 4.0000 | | |
| Shaft Dia., Nominal (d) | 17.0000 | | |
| Weight (g) | 217.72 | | |