S7024 ACE/HCP4A
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7024 ACE/HCP4A
Basic Information
System of measurement
Metric
Weight
2.04 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
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
14.288 mm
Ball quantity
29
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
12150 lbf
Radial static load rating
11700 lbf
Limiting speed
10 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
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
Price:
$ 1835.17
/ each
In Stock
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S7024 ACE/HCP4A Bearing Product Overview & Core Advantages
The S7024 ACE/HCP4A is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. This sealed bearing features a single, preloaded arrangement with a 25° contact angle, delivering superior rigidity and the ability to handle combined loads (radial and axial) simultaneously. Its construction with ceramic balls and a phenolic cage enables outstanding high-speed performance, making it an ideal, compact solution for high-reliability machinery where precision is paramount.
S7024 ACE/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| ACE | Indicates a 25° contact angle and a specific internal design optimized for high precision and preload. |
| HCP4A | Signifies the use of Hybrid Ceramic balls (ceramic balls with steel rings) and a Phenolic cage. The P4 suffix denotes a P4 (ABEC-7) tolerance class for ultra-precise running accuracy. |
S7024 ACE/HCP4A Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The 25° contact angle and preloaded design provide high axial and radial stiffness, enabling the bearing to effectively support combined loads with minimal deflection.
- Superior High-Speed Performance: The combination of lightweight ceramic balls and a phenolic resin cage reduces centrifugal forces and friction, allowing for a high limiting speed of 10,000 rpm.
- Enhanced Durability & Longevity: Ceramic balls are harder, lighter, and more corrosion-resistant than steel, leading to reduced wear, lower operating temperatures, and an extended service life.
- Precision Operation: Manufactured to a P4 (ABEC-7) tolerance class, this bearing ensures extremely precise running accuracy and rotational stability, which is critical for high-speed spindles.
- Sealed & Lubricated for Life: The integral seals protect against contamination and retain the factory-applied lubricant, making the bearing maintenance-free and reliable throughout its operational life within the specified temperature range.
S7024 ACE/HCP4A Bearing Typical Application Areas
This bearing is ideally suited for high-performance applications, including:
- Machine Tool Spindles (High-speed machining centers, grinding spindles)
- Precision Instrumentation
- High-Frequency Motors
- Dental and Medical Handpieces
- Aerospace Auxiliary Systems
