The SKF 619/8 2RS1 bearing is a miniature deep groove ball bearing, recognized for its precision and efficiency in compact applications. With a bore diameter of 8 mm, an outer diameter of 19 mm, and a width of 6 mm, this bearing is ideal for use in environments where space is a constraint. It is widely utilized in industries requiring high-speed performance and reliability, such as precision instruments and compact mechanical systems.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 8 mm |
| Outer diameter (D) | 19 mm |
| Width (B) | 6 mm |
| Basic dynamic load rating (C) | 2.14 kN |
| Basic static load rating (C0) | 0.86 kN |
| Limiting speed | 40,000 rpm |
| Cage type | Pressed steel |
| Shielding / Sealing | 2RS |
| Ring material | Chrome steel 100Cr6 |
| Factory lubrication | Lithium grease |
| Precision class | P0 / ABEC-1 |
Technical advantages
The SKF 619/8 2RS1 bearing provides various technical benefits, ensuring its suitability for demanding applications:
- Continuous operation up to 40,000 rpm, suitable for high-speed applications.
- Rings made from heat-treated 100Cr6 chrome steel, offering a rolling-contact fatigue life exceeding 107 cycles.
- Standard CN radial clearance, perfect for installations that do not require preload.
- 2RS sealing provides IP-rated protection against dust and water splashes.
- Factory lubricated with lithium grease for reduced maintenance requirements.
Typical applications
This bearing is widely used across various precision sectors, including:
- Measurement and laboratory instruments such as optical encoders and electronic micrometers.
- Aeromodelling and drones, specifically in brushless motors and planetary gearboxes.
- Dental equipment, including turbines, contra-angles, and micromotors.
- Precision robotics, such as harmonic drive reducers and cardan joints.
- Medical devices like peristaltic pumps, lung ventilators, and microscopes.
Availability and ordering
Eurobearing.eu specializes in supplying mechanical industrial components, offering fast availability of the SKF 619/8 2RS1 bearing. Businesses can easily add this item to their cart or request a quotation for bulk orders, ensuring they receive the exact quantities needed for their projects.
