7024 ACDGC/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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7024 ACDGC/P4A Bearing Product Overview & Core Advantages
The 7024 ACDGC/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and rigidity. Engineered to accommodate combined loads (radial and axial loads simultaneously), this bearing features a 25° contact angle and Moderate (Class C) preload for optimal stiffness and rotational precision. Manufactured to the stringent P4A tolerance class, it ensures minimal runout and superior performance in high-speed and high-rigidity environments. Its Universal Matchable (SU) designation allows for flexible mounting in various preloaded arrangements, making it an ideal choice for precision spindles and machine tools.
7024 ACDGC/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7024 | Basic bearing designation indicating a metric series with a 120mm bore, 180mm OD, and 28mm width. |
| AC | Angular Contact design, optimized for combined radial and axial loads. |
| DGC | Designates a Universal Matchable (SU) bearing, part of a set of 3 bearings for duplex mounting. |
| P4A | Indicates a high-precision tolerance class with extremely tight dimensional and running accuracy. |
7024 ACDGC/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The 25° contact angle and factory-set Moderate preload (Class C) provide superior system stiffness and minimize axial/radial deflection under load, crucial for maintaining machining accuracy.
- Superior Load Capacity: Engineered to handle significant combined radial and axial loads simultaneously, with a dynamic load rating of 24,975 lbf and a static load rating of 26,100 lbf.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, contributing to a high limiting speed of 10,000 rpm. The open design allows for efficient lubrication management in high-speed systems.
- Precision Materials & Construction: Manufactured from high-grade chrome steel for rings and balls, ensuring durability and long service life. The tight P4A tolerances guarantee consistent, high-precision performance.
7024 ACDGC/P4A Bearing Typical Application Areas
The 7024 ACDGC/P4A is ideally suited for high-performance machinery where precision and rigidity are paramount. Key applications include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Rotary Tables: Indexing and positioning systems.
- High-Frequency Motors & Spindles: Applications requiring minimal vibration and high rotational accuracy.
- Industrial Robotics: Precision joints and arm articulation systems.
