7024 ACE/HCP4ALDT
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7024 ACE/HCP4ALDT
Basic Information
System of measurement
Metric
Weight
3.92 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
56 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
14.288 mm
Ball quantity
29
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
19890 lbf
Radial static load rating
23400 lbf
Limiting speed
10 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Tandem (DT)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
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
In Stock
Price available upon request.
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7024 ACE/HCP4ALDT Bearing Product Overview & Core Advantages
The 7024 ACE/HCP4ALDT is a precision angular contact ball bearing designed for demanding applications requiring exceptional performance. This duplex tandem (DT) arrangement bearing set is preloaded and manufactured to P4A tolerance class, ensuring ultra-high running accuracy and system rigidity. Its core advantages include the ability to handle significant combined loads (radial and axial), superior high-speed capability facilitated by a phenolic cage and ceramic balls, and outstanding operational stability for critical machinery.
7024 ACE/HCP4ALDT Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| ACE | 25° contact angle, standard internal clearance, and phenolic cage. |
| HC | Hybrid Ceramic: Features ceramic balls for enhanced speed and durability. |
| P4A | Indicates a high-precision tolerance class superior to ABEC 7, ensuring minimal runout and vibration. |
| DT | Duplex Tandem arrangement. Two bearings are mounted in tandem to primarily handle heavy axial loads in one direction. |
7024 ACE/HCP4ALDT Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The duplex tandem arrangement and 25° contact angle provide exceptional system stiffness and enable the bearing set to support high combined radial and axial loads.
- Superior High-Speed Performance: The combination of ceramic balls (lower density, reduced centrifugal force) and a lightweight phenolic cage allows for a very high limiting speed of 10,000 rpm, minimizing friction and heat generation.
- Precision & Longevity: Manufactured to P4A tolerance class with a preload, this bearing ensures precise shaft positioning, reduced noise, and extended service life in precision applications.
- Optimized for Performance: The open seal type allows for optimal lubrication flow, while the ceramic balls offer improved resistance to wear and operation in marginal lubrication conditions.
7024 ACE/HCP4ALDT Bearing Typical Application Areas
This high-performance duplex tandem bearing set
Machine Tool Spindles: High-speed milling, grinding, and turning centers.
Precision Robotics: Arm joints and high-accuracy positioning systems.
High-Frequency Motors and Spindles
Aerospace & Defense Systems: Gyroscopes, radar systems, and other critical rotating assemblies.
