7024 ACB/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7024 ACB/P4A
Basic Information
System of measurement
Metric
Weight
2.35 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
25 °
Ball & Washer Dimensions
Ball diameter
11.112 mm
Ball quantity
33
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
8055 lbf
Radial static load rating
8212 lbf
Limiting speed
13 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 1529.15
/ each
In Stock
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7024 ACB/P4A Bearing Product Overview & Core Advantages
The 7024 ACB/P4A is a single-row angular contact ball bearing designed for applications requiring high precision and high-speed operation. Engineered to accommodate combined loads (radial and axial loads in one direction), this bearing features a 25° contact angle for optimal axial load capacity. Manufactured to P4 (ABEC-7) tolerance class, it ensures exceptional running accuracy and rotational stability. Its phenolic cage and pre-lubrication contribute to reliable performance in demanding conditions, making it ideal for high-rigidity applications.
7024 ACB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Significance |
|---|---|---|
| ACB | Angular Contact Bearing, 25° contact angle | Optimized for high axial load capacity and combined loads |
| P4A | P4 (ABEC-7) tolerance class with specific internal clearance | Ensures high precision and minimal runout for critical applications |
7024 ACB/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The single-row design with P4 tolerance class provides exceptional dimensional stability and running accuracy, essential for precision machinery.
- Superior Load Capacity: With a 25° contact angle, the bearing efficiently handles combined radial and axial loads in one direction. Dynamic load rating of 8055 lbf and static load rating of 8212 lbf ensure reliable operation under significant stress.
- High-Speed Performance: The phenolic cage reduces friction and weight, enabling a limiting speed of 13,000 rpm. Pre-lubrication further enhances high-speed capability and reduces wear.
- Optimized Material & Design: Chrome steel rings and balls offer high hardness and durability. The open design allows for custom lubrication regimes, while the 33 balls and precise 11.112 mm ball diameter distribute loads evenly for smooth operation.
7024 ACB/P4A Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and grinding spindles requiring high rigidity and P4 accuracy.
- High-Speed Motors & Spindles: Electric motors, CNC spindles, and other high-RPM applications benefiting from the 13,000 rpm limiting speed.
- Precision Industrial Equipment: Robotics, measuring instruments, and optical devices where minimal runout and stable rotation are critical.
- Pumps & Compressors: Applications with combined radial and axial loads, leveraging the 25° contact angle for efficient load handling.
