7006 CE/HCP4A
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7006 CE/HCP4A
Basic Information
System of measurement
Metric
Weight
0.1 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.005mm to 0
Outside diameter
55 mm
Outside diameter tolerance
-0.007mm to 0
Width
13 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
6.35 mm
Ball quantity
17
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
2106 lbf
Radial static load rating
1170 lbf
Limiting speed
73 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:
$ 142.86
/ each
In Stock
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7006 CE/HCP4A Bearing Product Overview & Core Advantages
The 7006 CE/HCP4A is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. Featuring a single-row design with a 15° contact angle, it is optimized to handle combined radial and axial loads simultaneously. Manufactured to P4 (ABEC-7) tolerance class, it guarantees ultra-precise rotational accuracy and minimal runout. Its advanced material composition, including a ceramic ball and phenolic cage, contributes to superior high-speed capabilities, reduced weight, and extended service life, making it an ideal solution for high-reliability machinery.
7006 CE/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7006 | Basic bearing series and size designation (30mm bore, 55mm OD, 13mm width) |
| C | 15° nominal contact angle |
| E | Optimized internal design for enhanced performance |
| HC | Hybrid Ceramic construction (steel rings with ceramic balls) |
| P4 | P4 (ABEC-7) precision tolerance class |
| A | Preload level designation |
7006 CE/HCP4A Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and silicon nitride (Si3N4) ceramic balls significantly reduces friction, heat generation, and wear. This enables higher limiting speeds (73,000 rpm), provides electrical insulation, and offers superior performance in lubricant-starved conditions.
- Phenolic Resin Cage: The lightweight and robust phenolic cage ensures excellent dimensional stability at high speeds, contributes to lower centrifugal forces, and provides smooth operation under high acceleration.
- Precision P4 Tolerance: Manufactured to the strictest P4 tolerance class, this bearing delivers exceptional running accuracy, minimal vibration, and predictable performance, which is critical for high-precision spindles.
- Preload Availability: The bearing is supplied with a specific preload (designated by suffix 'A'), which increases system stiffness, improves rotational accuracy, and reduces noise and vibration under operational loads.
7006 CE/HCP4A Bearing Typical Application Areas
This precision angular contact bearing is ideally suited for applications where high speed, high rigidity, and exceptional accuracy are paramount. Key industries and equipment include:
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and CNC lathes.
- Precision Robotics: Arm joints and high-accuracy rotary actuators.
- Aerospace & Defense: Gyroscopes, radar systems, and auxiliary power units (APUs).
- Medical Equipment: Dental handpieces, high-speed centrifuges, and imaging scanner gantries.
- Semiconductor Manufacturing: Wafer handling robots and precision stages.
