The 619/7 2RS Bearing 7X17X5* from Eurobearing.eu is a precision-engineered miniature deep groove ball bearing. With dimensions of 7 mm bore diameter, 17 mm outer diameter, and 5 mm width, this bearing is designed for applications requiring compact and efficient rotation. Commonly used in small-scale machinery, the 619/7 2RS bearing provides reliable performance in a variety of industrial sectors. Its 2RS sealing ensures protection against contaminants, making it suitable for environments where dust and moisture are present.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 7 mm |
| Outer diameter (D) | 17 mm |
| Width (B) | 5 mm |
| Basic dynamic load rating (C) | 1.28 kN |
| Basic static load rating (C0) | 0.54 kN |
| Limiting speed | 90,000 rpm |
| Sealing | 2RS |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | Lithium grease |
| Internal clearance | CN |
Technical advantages
The 619/7 2RS Bearing offers several technical benefits that enhance its performance in specific applications:
- Compact design allows integration in limited spaces, with a bore diameter of only 7 mm.
- Continuous operation up to 90,000 rpm due to the optimized ball geometry.
- Rings manufactured from heat-treated 100Cr6 chrome steel, ensuring rolling-contact fatigue life exceeding 107 cycles.
- 2RS sealing provides effective protection against dust and water splashes, ideal for exposed environments.
- Standard CN radial clearance facilitates easy installation without the need for preload adjustments.
Typical applications
This miniature deep groove ball bearing is versatile and well-suited for a range of industries and equipment types:
- Measurement and laboratory instruments, such as optical encoders and electronic micrometers.
- Aeromodelling and drones, including brushless motors and planetary gearboxes.
- Dental equipment, for use in turbines, contra-angles, and micromotors.
- Precision robotics, ideal for harmonic drive reducers and cardan joints.
- Medical devices, suitable for peristaltic pumps and lung ventilators.
Availability and ordering
Eurobearing.eu is your trusted B2B supplier for mechanical components, offering fast availability of the 61972RS-ECO bearing. For businesses interested in bulk orders, request a quote directly through our platform. Add the 619/7 2RS Bearing to your cart today for reliable performance in your industrial applications.
