7000 CE/HCP4A
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7000 CE/HCP4A
Basic Information
System of measurement
Metric
Weight
0.017 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
10 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
26 mm
Outside diameter tolerance
-0.005mm to 0
Width
8 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
3.969 mm
Ball quantity
11
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
680 lbf
Radial static load rating
266 lbf
Limiting speed
165 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:
$ 64.12
/ each
In Stock
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7000 CE/HCP4A Bearing Product Overview & Core Advantages
The 7000 CE/HCP4A is a single-row angular contact ball bearing engineered for high-precision and high-speed applications. Its defining feature is the ability to accommodate combined loads, handling significant radial loads alongside unidirectional axial loads. Manufactured to P4 (ABEC-7) tolerance class, it guarantees exceptional running accuracy and rotational stability. The combination of a ceramic ball material and a phenolic cage contributes to superior high-speed performance, reduced weight, and extended service life, making it an ideal choice for demanding, high-reliability scenarios.
7000 CE/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 7000 | Basic bearing series designation, indicating a metric, single-row angular contact ball bearing. |
| CE | Signifies a 15° contact angle, optimized for high-speed operation. |
| HCP4A | Indicates a P4 (ABEC-7) tolerance class and that the bearing is supplied with a specific preload for immediate high-rigidity performance. |
7000 CE/HCP4A Bearing Structural Features & Performance Benefits
- High-Speed Capability: The phenolic resin cage and ceramic balls significantly reduce centrifugal forces and friction, enabling a high limiting speed of 165,000 rpm. This construction also offers excellent dimensional stability under thermal stress.
- Precision & Rigidity: Manufactured to P4 super-precision standards, this bearing ensures minimal runout and vibration. The built-in preload enhances system stiffness, critical for applications requiring high positional accuracy.
- Optimized Load Capacity: The 15° contact angle is engineered to efficiently handle combined radial and axial loads, providing reliable performance in complex loading conditions.
- Material Superiority: The use of ceramic (Si3N4) balls offers advantages including electrical insulation, corrosion resistance, lower density for higher speed potential, and reduced wear for longer life.
7000 CE/HCP4A Bearing Typical Application Areas
This high-performance bearing is specifically designed for advanced machinery and systems, including:
- High-Frequency Spindles for PCB drilling and precision machining
- Turbochargers and auxiliary high-speed rotors
- Precision Instrumentation and medical device motors
- Advanced Robotics and direct-drive servo motors
