S7005 CDTP/HCP4B
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7005 CDTP/HCP4B
Basic Information
System of measurement
Metric
Weight
0.07 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
25 mm
Bore diameter tolerance
-0.005mm to 0
Outside diameter
47 mm
Outside diameter tolerance
-0.006mm to 0
Width
12 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
6.35 mm
Ball quantity
14
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
2151 lbf
Radial static load rating
1170 lbf
Limiting speed
43 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:
$ 146.67
/ each
In Stock
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S7005 CDTP/HCP4B Bearing Product Overview & Core Advantages
The S7005 CDTP/HCP4B is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional rotational accuracy and rigidity. This sealed, preloaded single bearing is designed to accommodate combined loads, offering high-speed capability and outstanding operational reliability. Its compact design and P4 (ABEC-7) tolerance class make it an ideal solution for high-performance spindles and precision machinery where minimal runout and consistent performance are critical.
S7005 CDTP/HCP4B Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Advantage |
|---|---|---|
| C | 15° Contact Angle | Optimized for high-speed operation with moderate axial load capacity. |
| D | High Preload Level | Enhances system rigidity and reduces vibration for superior precision. |
| T | Phenolic Resin Cage | Lightweight cage design contributes to lower inertia and higher limiting speeds. |
| P | Sealed on both sides | Protects against contamination and retains lubrication for extended service life. |
| HCP4B | Hybrid Ceramic (Ceramic Balls), P4 Tolerance, Lubricated | Ceramic balls reduce friction, weight, and heat generation, enabling higher speeds and longer life. Factory-applied lubrication ensures immediate, maintenance-free operation. |
S7005 CDTP/HCP4B Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls significantly reduces friction and operating temperature. This results in a higher limiting speed (43,000 rpm), reduced wear, and extended bearing service life, especially in high-speed applications.
- High Rigidity & Preload: The bearing is supplied with a high preload (D), which maximizes system stiffness. This is critical for applications requiring high positional accuracy and resistance to deflection under combined loads.
- Optimized for High-Speed Performance: The lightweight phenolic resin cage (T) ensures excellent dimensional stability and low centrifugal forces at high rotational speeds, working in synergy with the ceramic balls to push performance limits.
- Maintenance-Free Operation: The integral seals (P) effectively shield the bearing from contaminants like dust and moisture, while the factory-applied high-performance grease provides reliable lubrication across the specified temperature range (-30° to 110 °C), making it a true "fit-and-forget" component.
S7005 CDTP/HCP4B Bearing Typical Application Areas
This bearing is specifically designed for high-end, precision-driven applications, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Spindles: PCB drilling and routing machines.
- Medical Equipment: Dental handpieces and laboratory centrifuges.
- Aerospace Instrumentation: Gyroscopes and navigation systems.
