The 6304-N Bearing 20x52x15 mm is a component engineered by NSK, renowned for its precision design in the realm of deep groove ball bearings. This specific bearing features a 20 mm bore diameter, a 52 mm outer diameter, and a width of 15 mm, making it suitable for various industrial applications where space and high load are factors. Its design is particularly advantageous for applications requiring high speed and low friction, often found in electric motors and automotive components.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 52 mm |
| Width (B) | 15 mm |
| Basic dynamic load rating (C) | 14.8 kN |
| Basic static load rating (C0) | 7.8 kN |
| Limiting speed | 14000 rpm |
| Material | Chrome steel 100Cr6 |
| Sealing | Open |
| Precision class | P0 / ABEC-1 |
| Cage type | Pressed steel |
Technical advantages
The 6304-N Bearing offers several technical advantages for industrial applications:
- Capable of operating at speeds up to 14,000 rpm, suitable for high-speed applications.
- Constructed from heat-treated 100Cr6 chrome steel for enhanced fatigue resistance exceeding 107 cycles.
- Open design allows for easy lubrication and maintenance in controlled environments.
- Standard CN radial clearance, appropriate for installations where thermal expansion is a factor.
- Pressed steel cage ensures robust performance under dynamic conditions.
Typical applications
The 6304-N Bearing is utilized across a variety of industries and machinery:
- Electric motors in automotive and industrial sectors
- Pumps and compressors in HVAC systems
- Gearboxes in manufacturing equipment
- Conveyor systems in material handling
Availability and ordering
Eurobearing.eu, as a specialized B2B supplier, ensures fast availability of the 6304N-NSK bearing. Businesses can easily request a quotation for bulk quantities or add this bearing directly to their cart for streamlined purchasing.


