The 619/4 Bearing 4X11X4* is a high-precision miniature deep groove ball bearing that offers versatile performance in compact applications. Manufactured by Eurobearing, this component is engineered with a bore diameter of 4 mm, an outer diameter of 11 mm, and a width of 4 mm. Commonly used in industries requiring precision and durability, such as robotics and medical devices, this bearing is ideal for small-scale mechanical assemblies requiring efficient load handling and smooth operation.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 4 mm |
| Outer diameter (D) | 11 mm |
| Width (W) | 4 mm |
| Weight | 1 g |
| Basic dynamic load rating (C) | 0.56 kN |
| Basic static load rating (C0) | 0.21 kN |
| Limiting speed | 85,000 rpm |
| Shielding / Sealing | Open |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 |
| Internal clearance | CN |
Technical advantages
The 619/4 Bearing 4X11X4* presents several technical advantages that enhance its application in miniature and high-speed environments:
- Capable of continuous operation up to 85,000 rpm, making it suitable for high-speed applications.
- Constructed with 100Cr6 chrome steel rings, ensuring a rolling-contact fatigue life exceeding 107 cycles.
- Standard CN radial clearance facilitates easy integration into assemblies without preload adjustments.
- Open design allows for customized lubrication options depending on specific operational requirements.
- Lightweight structure, weighing only 1 g, ideal for reducing the overall weight in compact assemblies.
Typical applications
This miniature deep groove ball bearing is suitable for a variety of precision-demanding sectors, including:
- Measurement and laboratory instruments such as optical encoders and electronic micrometers.
- Aeromodelling and drones, particularly in brushless motors and planetary gearboxes.
- Dental equipment, including turbines and contra-angles for precise operations.
- Precision robotics, useful in harmonic drive reducers and cardan joints.
- Medical devices, including peristaltic pumps and lung ventilators.
Availability and ordering
Eurobearing.eu is your trusted B2B supplier for mechanical components, providing quick access to the 6194-ECO bearing. With fast availability and the option to request a quote for bulk quantities, you can easily add this product to your cart or inquire for a quotation to meet your business needs efficiently.

