7014 ACE/HCP4BVG275
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7014 ACE/HCP4BVG275
Basic Information
System of measurement
Metric
Weight
0.56 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
25
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5062 lbf
Radial static load rating
3892 lbf
Limiting speed
18.5 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:
$ 509.74
/ each
In Stock
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7014 ACE/HCP4BVG275 Bearing Product Overview & Core Advantages
The **7014 ACE/HCP4BVG275** is a **high-precision angular contact ball bearing** designed for demanding applications requiring exceptional accuracy and performance. Engineered to accommodate **combined loads** (simultaneous radial and axial loads) with a **25° contact angle**, this bearing delivers superior **high-speed capability** and **rigidity**. Its **P4 (ABEC-7) tolerance class** ensures minimal runout and vibration, making it ideal for high-reliability, precision machinery. The combination of a **ceramic ball** material and a **phenolic cage** further enhances its performance in high-velocity and thermally challenging environments.
7014 ACE/HCP4BVG275 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| ACE | Specific internal design and **25° contact angle** optimized for high rigidity and axial load capacity. |
| HC | Hybrid Ceramic: Indicates the use of **ceramic balls** for reduced weight, higher speed, and improved durability. |
| P4 | **Precision Tolerance Class** (equivalent to ABEC-7), ensuring extremely tight dimensional and running accuracy. |
| B | **Preload**: The bearing is supplied with a specific internal preload to increase system stiffness and rotational accuracy. |
| VG275 | Specifies a high-performance, **lubricated** condition suitable for the defined operating temperature range. |
7014 ACE/HCP4BVG275 Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The angular contact design and application of preload (B) provide superior system stiffness, enabling the bearing to handle significant combined loads with minimal deflection.
- Exceptional High-Speed Performance: The hybrid ceramic construction (steel rings with ceramic balls) reduces centrifugal forces and operating temperatures, allowing for a high limiting speed of 18,500 rpm. The lightweight phenolic cage further contributes to stable operation at high velocities.
- Enhanced Durability and Longevity: Ceramic balls are harder, lighter, and more resistant to wear and corrosion than steel, leading to a longer service life, especially in contaminated or poorly lubricated conditions.
- Precision Operation: Manufactured to a P4 tolerance class, this bearing guarantees high running accuracy and low vibration, which is critical for the performance of precision spindles and instruments.
7014 ACE/HCP4BVG275 Bearing Typical Application Areas
This bearing is ideally suited for high-performance applications where speed, precision, and rigidity are paramount. Key sectors include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy actuators.
- Aerospace & Defense: Gyroscopes, radar systems, and auxiliary power units.
- High-Frequency Motors and Spindles: PCB drilling spindles and dental handpieces.
