7024 ACDGB/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7024 ACDGB/P4A
Basic Information
System of measurement
Metric
Weight
2.13 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
120 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
180 mm
Outside diameter tolerance
-0.004mm to 0
Width
28 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
19.05 mm
Ball quantity
22
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
24975 lbf
Radial static load rating
26100 lbf
Limiting speed
10 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Number of bearings in matched set
3
Universal matching bearing
Universal Matchable (SU)
Preload
Light / Class B
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
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In Stock
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7024 ACDGB/P4A Bearing Product Overview & Core Advantages
The 7024 ACDGB/P4A is a single-row angular contact ball bearing engineered for high-precision applications requiring exceptional rotational accuracy and rigidity. Designed to accommodate combined radial and axial loads simultaneously, this bearing features a 25° contact angle and a Light Preload (Class B) for optimal performance in high-speed, high-rigidity systems. Manufactured to the stringent P4A tolerance class, it ensures minimal runout and superior dimensional stability, making it an ideal choice for machine tool spindles and other precision machinery where reliability is paramount.
7024 ACDGB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| AC | Angular Contact design with a 25° contact angle. |
| DGB | Universal Matchable (SU) bearing, designed to be mounted in sets (typically 3 bearings) to achieve precise preload and stiffness. |
| P4A | High-Precision Tolerance Class, specifying extremely tight dimensional and running accuracy tolerances for superior performance. |
7024 ACDGB/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single-row angular contact design with a 25° contact angle provides excellent resistance to combined loads. The Light Preload (Class B) eliminates internal clearance, ensuring high system stiffness and precise shaft positioning under operational stresses.
- High-Speed Performance: The phenolic cage offers low weight and excellent sliding properties, contributing to stable operation at the high limiting speed of 10,000 rpm. The optimized internal geometry minimizes friction and heat generation.
- Precision Engineering: Manufactured to P4A tolerance class with tight bore, outside diameter, and width tolerances, this bearing guarantees minimal vibration and exceptional running accuracy for demanding applications.
- Universal Matching: As a Universal Matchable (SU) bearing, the 7024 ACDGB/P4A can be supplied in matched sets of 3, allowing for simplified installation and achieving a defined preload for maximum performance in multi-bearing arrangements.
7024 ACDGB/P4A Bearing Typical Application Areas
This high-precision angular contact ball bearing is ideally suited for:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Gearboxes: Applications requiring high rigidity and accurate shaft alignment.
- High-Frequency Motors and Spindles: Where minimal runout and high rotational speeds are critical.
- Industrial Pumps and Compressors: For reliable performance under combined radial and axial loads.
