S7024 CD/P4AQBCA
Sealed Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
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S7024 CD/P4AQBCA Bearing Product Overview & Core Advantages
The S7024 CD/P4AQBCA is a precision quadruplex matched angular contact ball bearing designed for the most demanding applications. Its back-to-back arrangement (QBC) provides exceptional system rigidity and stability, enabling it to handle combined loads (radial and axial) simultaneously. Manufactured to a P4A tolerance class, this bearing offers superior running accuracy and is preloaded for immediate, high-performance operation. The sealed design with phenolic cage and grease lubrication ensures reliable, long-term service in high-speed and high-precision environments.
S7024 CD/P4AQBCA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| C | 15° Contact Angle |
| D | Optimized internal geometry for high-performance applications. |
| P4A | High Precision Tolerance Class (exceeding ABEC 7), ensuring minimal runout and vibration. |
| QBC | Quadruplex Back-to-Back matched set. This arrangement provides high moment stiffness and excellent operational stability. |
| A | Extra Light Preload, which minimizes friction and heat generation while maintaining high rigidity. |
S7024 CD/P4AQBCA Bearing Structural Features & Performance Benefits
- High Rigidity & Stability: The quadruplex back-to-back (QBC) configuration creates a highly rigid bearing system that effectively resists moment loads and shaft deflection, which is critical for maintaining precision under heavy combined loads.
- Superior Load Capacity: With a dynamic load rating of 69,075 lbf and a static load rating of 110,250 lbf, this bearing is engineered to handle significant radial and axial forces, making it suitable for heavy-duty applications.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the 15° contact angle and extra light preload work in concert to achieve a high limiting speed of 10,000 rpm with low heat generation.
- Sealed & Pre-Lubricated for Longevity: The sealed design effectively excludes contaminants. Pre-filled with high-quality grease, the bearing is ready for immediate use and offers a long service life within its specified temperature range of -30°C to 110°C.
S7024 CD/P4AQBCA Bearing Typical Application Areas
The S7024 CD/P4AQBCA is ideally suited for high-precision machinery requiring extreme rigidity and speed. Key industries and equipment include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Gearboxes: Especially in robotics and aerospace drive systems.
- High-Frequency Motors and Spindles: Where minimal runout and high rotational accuracy are paramount.
- Industrial Pumps and Compressors: For handling significant axial and radial loads reliably.
