The MR85 Bearing 5X8X2*, SKU: MR85-ECO, is an essential component within the deep groove ball bearings micro category. Known for its compact dimensions, with a bore diameter of 5 mm, an outer diameter of 8 mm, and a width of 2 mm, this bearing is well-suited for applications requiring miniature components. Its design facilitates high-speed rotation, making it a popular choice in precision instruments and small-scale machinery. Notably, it offers reliable performance in industries where space constraints are critical.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 5 mm |
| Outer diameter (D) | 8 mm |
| Width (B) | 2 mm |
| Basic dynamic load rating (C) | 0.68 kN |
| Basic static load rating (C0) | 0.25 kN |
| Limiting speed | 75,000 rpm |
| Shielding / Sealing | Open |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The MR85 Bearing 5X8X2* offers several technical benefits that are critical in precision applications:
- Supports continuous operation up to 75,000 rpm, ideal for high-speed applications.
- Constructed from heat-treated 100Cr6 chrome steel, ensuring a rolling-contact fatigue life exceeding 107 cycles.
- Standard CN radial clearance, designed for assemblies without preload.
- Open design optimizes performance for environments where minimal friction is essential.
- Compact dimensions facilitate integration into space-constrained devices.
Typical applications
The MR85 Bearing is versatile and can be found in a variety of specific industries and machines:
- 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.
- Precision robotics, such as harmonic drive reducers and cardan joints.
- Medical devices, including peristaltic pumps and lung ventilators.
Availability and ordering
As a specialized B2B supplier, Eurobearing.eu offers fast availability of the MR85 Bearing 5X8X2*, SKU: MR85-ECO. Businesses can easily add this item to their cart for immediate purchase or request a quotation for bulk quantities. Visit Eurobearing.eu to streamline your procurement process today.
