Miniature ball bearings 68/0.6
The 68/0.6 bearing is a high - precision miniature ball bearing, meticulously designed to meet the demands of applications with space constraints and requirements for smooth, reliable operation.
Inner Diameter: The inner diameter of the 68/0.6 bearing is 0.6 mm. This extremely small inner diameter allows it to be installed on tiny shafts, making it an ideal choice for micro - mechanical and miniaturized electronic devices.
Outer Diameter: With an outer diameter of 2.5 mm, it is compact enough to fit into enclosures with limited space. This outer diameter is precisely engineered to ensure a proper fit within the housing, minimizing any potential play or misalignment.
Width: The width of the 68/0.6 bearing is 1 mm. Its thin profile is crucial for applications where space is at a premium, enabling it to be integrated into thin - walled assemblies without sacrificing performance.
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| Part Number | 68/0.6 |
| System of Measurement | Metric |
| Bearing Type | Ball |
| For Load Direction | Radial |
| Construction | Single Row |
| Inner Ring Type | Standard |
| Seal Type | Open |
| Bore Dia | 0.6 mm |
| Bore Dia Tolerance | -0.008mm to 0 |
| Outer Dia | 2.5 mm |
| Outer Dia Tolerance | -0.008mm to 0 |
| Width | 1 mm |
| Width Tolerance | -0.12mm to 0 |
| Ring Material | Chrome Steel |
| Ball Material | Chrome Steel |
| Cage Material | Stainless Steel |
| Dynamic Radial Load | 13 lbf |
| Static Radial Load | 3 lbf |
| Max Speed (X1000 rpm) | 128 |
| Lubrication | Required |
| Temperature Range | -30° to 110 °C |
| Tolerance Class | ABEC1 |
| Radial Clearance Trade No | MC3 |
| Radial Clearance | 0.005mm to 0.01 mm |
| RoHS | Compliant |
| REACH | Compliant |
| Ball Dia | 0.5 mm |
| Ball Qty | 5 |
| Weight | 0.02 g |
The 68/0.6 bearing's small size, high precision, and reliable performance make it suitable for a wide range of applications across various industries:
Electronics Industry: It is widely used in components such as hard disk drives (HDDs), where the high - speed rotation and precise positioning requirements demand a bearing with excellent performance. In HDDs, the 68/0.6 bearing enables the smooth rotation of the spindle, ensuring accurate data read and write operations. It is also used in DVD spindles and small - sized motors within electronic devices.
Medical Field: In medical devices like pulmonary assist devices, the 68/0.6 bearing plays a crucial role. These devices require precise and smooth rotation to function properly, and the 68/0.6 bearing's low friction and high - precision characteristics make it an ideal choice. It is also used in other medical equipment where reliability and compactness are essential.
Instrumentation: The 68/0.6 bearing is used in high - precision measuring equipment and sensors. In these applications, accuracy is of utmost importance, and the bearing's low - noise operation and high - speed capabilities ensure reliable performance. It helps to maintain the stability and accuracy of the measuring instruments, enabling precise measurements.
Other Applications: It is also applied in clock mechanisms, where its small size and smooth rotation contribute to accurate timekeeping. In fuel controls, the bearing's reliability ensures proper operation of the fuel - delivery system. Additionally, it is used in surveillance systems, such as in the rotation mechanisms of cameras, where its compact design and high - speed performance are highly valued.
