S7006 CE/HCP4ADT
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7006 CE/HCP4ADT
Basic Information
System of measurement
Metric
Weight
0.21 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
55 mm
Outside diameter tolerance
-0.004mm to 0
Width
26 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°C to 110 °C
Radial dynamic load rating
3398 lbf
Radial static load rating
2340 lbf
Limiting speed
100.5 X 1000 rpm
Lubrication
Grease
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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S7006 CE/HCP4ADT Bearing Product Overview & Core Advantages
The S7006 CE/HCP4ADT is a super-precision angular contact ball bearing designed for the most demanding applications. Engineered as a matched duplex tandem (DT) set, it delivers exceptional high-speed performance and axial rigidity. Its construction, featuring a phenolic cage and ceramic balls, is optimized for high rotational accuracy and minimal heat generation under extreme conditions. This bearing is preloaded and sealed, offering a complete, ready-to-install solution for spindles requiring uncompromising precision and reliability.
S7006 CE/HCP4ADT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7006 | Basic bearing series, indicating a 30mm bore, 55mm OD, and 26mm width. |
| C | 15° contact angle. |
| E | Optimized internal design for high-speed operation. |
| HC | Hybrid Ceramic construction (ceramic balls with steel rings). |
| P4A | Tolerance class P4A, denoting extremely high running accuracy. |
| DT | Duplex Tandem arrangement. Two bearings are matched and mounted in tandem to handle very high unidirectional axial loads. |
S7006 CE/HCP4ADT Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The combination of steel rings and ceramic balls significantly reduces friction, heat buildup, and wear, enabling higher limiting speeds and longer service life compared to all-steel bearings.
- Phenolic Resin Cage: This lightweight and robust cage material is ideal for high-speed applications, offering excellent dimensional stability and low friction under high centrifugal forces.
- Duplex Tandem (DT) Arrangement: This preloaded set configuration provides maximum axial rigidity and is specifically designed to withstand heavy unidirectional thrust loads, making it perfect for machine tool spindles.
- Sealed & Grease-Lubricated: The integrated seals protect against contamination and retain the high-performance grease, ensuring consistent lubrication and enabling maintenance-free operation throughout the bearing's service life.
- Super-Precision P4A Tolerance: Guarantees exceptional running accuracy, minimal vibration, and superior positional control, which is critical for achieving high-quality surface finishes in machining operations.
S7006 CE/HCP4ADT Bearing Typical Application Areas
This bearing is engineered for high-performance machinery where speed, precision, and rigidity are paramount. Key applications include:
- Machine Tool Spindles: High-speed CNC milling, grinding, and turning centers.
- Precision Spindles: PCB drilling and routing machines.
- High-Frequency Motors: Spindles for integrally mounted motor applications.
- Aerospace & Defense Systems: Gyroscopes and other critical navigation or targeting components.
