| Part Number: 684 | |
| Standard Measurement | Metric Size |
| Material | Chrome Steel |
| Ring Material | 52100 Chrome Steel |
| Bearing Type | Ball |
| For Load Direction | Radial |
| Construction | Single Row |
| Seal Type | Open |
| Bore Dia | 4 mm |
| Bore Dia Tolerance | -0.008mm to 0 |
| Outer Dia | 9 mm |
| Outer Dia Tolerance | -0.008mm to 0 |
| Width | 2.5 mm |
| Width Tolerance | -0.12mm to 0 |
| Ball Material | 52100 Chrome Steel |
| Cage Material | 300 Series Stainless Steel |
| Dynamic Radial Load | 545.000 N |
| Static Radial Load | 182.000 N |
| Max Speed (X1000 rpm) | 53 |
| Lubrication | Required |
| Shaft Mount Type | Press Fit |
| Temperature Range | -30° to 110 °C |
| ABEC Rating | ABEC-1 |
| Radial Clearance Trade No. | C0 |
| Radial Clearance | 0.002mm to 0.013mm |
| RoHS | Compliant |
| REACH | Compliant |
| Ball Qty | 7 |
| Ball Dia | 1.5880 mm |
| Weight | 0.65 g |
| Brand | Neutral / CLI |
