Part Number | HK4520-2RS |
Brand: BearingMaker | Interchangeable With: Schaeffler (INA) |
System of Measurement | Metric |
Bearing Type | Roller |
Roller Bearing Type | Needle |
For Load Direction | Radial |
Construction | Single Row |
Seal Type | Double Seal |
Series | Open End |
Bore Dia | 45 mm |
Bore Dia Tolerance | +25°Cm-+50°Cm |
Outer Dia | 52 mm |
Outer Dia Tolerance | Not Rated |
Width | 20 mm |
Width Tolerance | -0.3mm to 0mm |
Ring Material | Steel |
Ball Material | Steel |
Cage Material | Steel |
Dynamic Radial Load | 4788 lbf |
Static Radial Load | 9667 lbf |
Max Speed (X1000 rpm) | 3.6 |
Lubrication | Required |
Shaft Mount Type | Press Fit |
Temperature Range | -20 to 110 °C |
RoHS | Compliant |
Weight | 54 g |

HK4520-2RS
Design Features of HK4520-2RS Bearing
HK4520-2RS Bearing features a thin-walled, cylindrical outer shell that houses needle rollers, providing a compact design that maximizes load-carrying capacity while minimizing space requirements. HK4520-2RS outer dia is 52 mm. Its bore dia is 45 mm. This design allows for high rigidity and the ability to support both radial and axial loads, making it ideal for applications with limited installation space.
What Benefits Can HK4520-2RS Bearing Provide?
- Space efficiency: Its compact design allows for high load capacity in limited installation spaces, making it ideal for applications where size is a constraint.
- High load capacity: The use of needle rollers provides a large contact area, enabling it to handle significant radial and axial loads effectively.
- Lightweight: The thin-walled construction reduces overall weight, which is beneficial in applications where weight reduction is crucial.
- Smooth operation: The design minimizes friction, ensuring efficient performance and longevity, while also reducing wear on the bearing surfaces.
What Can HK4520-2RS Bearing Be Used for?
- Automotive components: It is often found in transmissions, differential gears, and engine components, where compactness and high performance are essential.
- Industrial machinery: It supports rotating parts in machines like conveyors, pumps, and compressors, offering durability and efficiency.
- Power tools: Used in electric motors and handheld tools, it provides reliable performance in tight spaces.
- Home appliances: It can be found in washing machines and refrigerators, ensuring smooth operation under varying loads.
- Agricultural equipment: It is used in machinery that requires robust support in confined spaces, such as tractors and harvesters.