7024 CD/HCP4A
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7024 CD/HCP4A
Basic Information
System of measurement
Metric
Weight
1.76 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
120 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
180 mm
Outside diameter tolerance
-0.01mm to 0
Width
28 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
19.05 mm
Ball quantity
22
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
25650 lbf
Radial static load rating
27450 lbf
Limiting speed
13 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 1528.93
/ each
In Stock
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7024 CD/HCP4A Bearing Product Overview & Core Advantages
The 7024 CD/HCP4A is a single-row angular contact ball bearing engineered for applications demanding high precision and superior performance under combined loads. Its primary advantage lies in its ability to accommodate significant axial loads in one direction alongside radial loads, making it ideal for high-speed spindles and precision machinery. Manufactured to P4 (ABEC-7) tolerance class, this bearing ensures exceptional running accuracy and rotational stability. The combination of a phenolic cage and ceramic balls contributes to its high-speed capability, low friction, and extended service life, establishing it as a top-tier solution for demanding industrial environments.
7024 CD/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Implication |
|---|---|---|
| CD | Optimized contact angle and internal design for high rigidity and precise operation. | Enhances stability and load-carrying capacity under complex loading conditions. |
| HC | Hybrid Ceramic (Silicon Nitride) balls. | Reduces friction, increases limiting speed, and provides electrical insulation and longer life. |
| P4 | P4 (ABEC-7) Tolerance Class. | Guarantees ultra-precise bearing dimensions and run-out tolerances for high-precision applications. |
| A | 30° contact angle (standard for this series). | Provides an optimal balance between axial and radial load capacity. |
7024 CD/HCP4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The single-row angular contact design with a 15° contact angle and P4 precision manufacturing ensures high system rigidity and minimal deflection under load, which is critical for machining accuracy.
- Superior Load Capacity: Engineered to handle significant combined loads, with a high radial dynamic load rating of 25,650 lbf and radial static load rating of 27,450 lbf.
- Exceptional High-Speed Performance: The lightweight phenolic resin cage and low-density ceramic balls reduce centrifugal forces, enabling a high limiting speed of 13,000 rpm and lower operating temperatures.
- Pre-Lubricated for Immediate Use: Comes pre-lubricated with a high-performance grease suitable for a wide temperature range of -30°C to 110°C, ensuring immediate operational readiness and reliable performance.
7024 CD/HCP4A Bearing Typical Application Areas
This precision angular contact bearing is ideally suited for high-performance applications, including:
- Machine Tool Spindles: For CNC machining centers, grinders, and lathes requiring high speed, accuracy, and rigidity.
- High-Speed Motors and Spindles: In applications where low friction, high limiting speed, and thermal stability are paramount.
- Precision Robotics: For robot arm joints and gears that demand high positional accuracy and responsiveness.
- Aerospace and Defense Systems: In gyroscopes, navigation systems, and other critical components requiring reliable performance under extreme conditions.
