CE71934SI
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| Part Number | CE71934SI |
| System of Measurement | Metric |
| Bearing Type | Ball |
| Contact Angle | 25 ° |
| For Load Direction | Angular Contact |
| Construction | Single Row |
| Seal Type | Open |
| Bore Dia | 170 mm |
| Bore Dia Tolerance | -0.025 mm to 0 |
| Outer Dia | 230 mm |
| Outer Dia Tolerance | -0.03 mm to 0 |
| Width | 28 mm |
| Width Tolerance | -0.25 mm to 0 |
| Shoulder Diameter Inner Ring (Large Side Face)(d1) | 188.5 mm |
| Shoulder Diameter Inner Ring (Small Side Face)(d2) | 188.5 mm |
| Shoulder Diameter Outer Ring (Large Side Face)(D1) | 211.5 mm |
| Chamfer Dimension (r1 2)(min) | 2 mm |
| Chamfer Dimension (r3 4)(min) | 1 mm |
| Distance Pressure Point (a) | 60.8 mm |
| Ring Material | Silicon Nitride |
| Balls Material | Si3n4 |
| Cage Material | PEEK |
| Dynamic Radial Load | 6272 lbf |
| Static Radial Load | 8093 lbf |
| Max Speed (X1000 rpm) | 7.2 |
| Lubrication | Dry |
| Temperature Range | -176 to 1472 °F |
| ABEC Rating | ABEC-1 |
| RoHS | Compliant |
| REACH | Compliant |
| Ball Dia | 19.05 mm |
| Ball Qty | 29 |
| Weight | 0.94 kg |
Design Features of CE71934SI Bearing
CE71934SI bearing is characterized by its use of silicon nitride (Si3N4) ceramic balls, combined with a single-row angular contact configuration. The single-row configuration is designed to support axial loads in one direction and radial loads, providing precise control and high-speed capabilities. CE71934SI bore dia is 170 mm. Its out dia is 230 mm. Its width is 28 mm. This bearing is designed for applications that require high-speed operation and precision.
What Benefits Can CE71934SI Bearing Provide?
- High-Speed Performance: Ideal for high-speed applications due to silicon nitride's low density, reducing centrifugal forces.
- Thermal Stability: Maintain consistent performance across a wide temperature range, ensuring reliability in varying operational conditions.
- Wear and Corrosion Resistance: Exceptional resistance to wear and corrosion extends the bearing's lifespan and performance in harsh environments.
- Electrical Insulation: The non-conductive nature of silicon nitride prevents electrical erosion, enhancing suitability in electrically sensitive applications.
- Precision and Rigidity: The single-row design ensures precise control and high rigidity, crucial for applications requiring accurate motion control.
What Can CE71934SI Bearing Be Used for?
CE71934SI Bearing is well-suitable for applications such as:
- High-Speed Machinery: Used in CNC machines, high-speed drills, and other machinery where rapid and precise motion is crucial.
- Precision Instruments: Ideal for aerospace components and precision medical equipment due to their accuracy and reliability.
- Automotive and Motorsports: Employed in high-performance vehicle components where durability and high-speed capabilities are essential.
- Industrial Automation: Suitable for robotics and automated systems that demand precision, speed, and long-term reliability.




