S7005 CE/HCP4ADGA
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7005 CE/HCP4ADGA
Basic Information
System of measurement
Metric
Weight
0.14 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
25 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
47 mm
Outside diameter tolerance
-0.004mm to 0
Width
24 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°C to 110 °C
Radial dynamic load rating
3038 lbf
Radial static load rating
1868 lbf
Limiting speed
83 X 1000 rpm
Lubrication
Grease
Matched arrangement
Universal Matchable (SU)
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 162.92
/ each
In Stock
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S7005 CE/HCP4ADGA Bearing Product Overview & Core Advantages
The S7005 CE/HCP4ADGA is a precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. As a universally matchable (SU) bearing supplied in a pre-set pair, it delivers superior high rigidity and can accommodate combined loads (radial and bidirectional axial loads) simultaneously. Its construction with a phenolic cage and ceramic balls enables outstanding high-speed performance, making it an ideal choice for high-reliability, high-precision machinery.
S7005 CE/HCP4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning | Significance |
|---|---|---|
| S7005 | Bearing series and bore diameter (25 mm) | Identifies the basic bearing type and bearing size. |
| C | 15° Contact angle | Optimized for handling axial loads. |
| E | Optimized internal design | Enhances performance and limiting speed. |
| HC | Hybrid Ceramic (Ceramic balls, steel rings) | Reduces friction and heat generation, enabling higher speeds and longer life. |
| P4A | Tolerance class (High Precision) | Guarantees extremely tight dimensional and running accuracy for precision bearing applications. |
| DGA | Sealed on both sides, grease lubricated | Provides effective contamination protection and is lubricated for life, offering a maintenance-free solution. |
S7005 CE/HCP4ADGA Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The universal matchable (SU) pair configuration creates a rigid bearing system that provides stable support against moment loads and significantly increases combined load carrying capacity.
- Superior High-Speed Performance: The combination of a lightweight phenolic cage and low-density ceramic balls minimizes centrifugal forces, reduces friction, and allows for an exceptionally high limiting speed of 83,000 rpm.
- Extended Service Life & Reliability: Hybrid ceramic construction offers superior resistance to wear and operates effectively at lower temperatures. The sealed and pre-greased design ensures consistent lubrication, making the bearing suitable for long-term, maintenance-free operation.
- Exceptional Precision: Manufactured to a P4A tolerance class, this bearing guarantees minimal runout and precise rotational accuracy, which is critical for applications like machine tool spindles.
S7005 CE/HCP4ADGA Bearing Typical Application Areas
This high-performance angular contact ball bearing is ideally suited for:
- Machine Tool Spindles: High-speed machining centers, grinding spindles.
- Precision Rotary Systems: Industrial robots, CNC rotary tables.
- High-Speed Motors and Drives: Electric spindles, high-frequency motors.
- Medical and Laboratory Equipment: Centrifuges, dental handpieces.
- Aerospace and Defense Systems: Gyroscopes, navigation instruments.
