S7010 CE/HCP4A
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7010 CE/HCP4A
Basic Information
System of measurement
Metric
Weight
0.23 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.006mm to 0
Outside diameter
80 mm
Outside diameter tolerance
-0.007mm to 0
Width
16 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
21
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
3510 lbf
Radial static load rating
2385 lbf
Limiting speed
30 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:
$ 351.47
/ each
In Stock
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S7010 CE/HCP4A Bearing Product Overview & Core Advantages
The S7010 CE/HCP4A is a high-precision angular contact ball bearing engineered for applications demanding exceptional rotational accuracy and reliability. This single-row bearing features a 15° contact angle, optimized for handling combined radial and axial loads simultaneously. Manufactured to the stringent P4 (ABEC-7) tolerance class, it delivers superior running accuracy. The incorporation of ceramic balls significantly reduces centrifugal forces, enabling higher speeds and providing non-conductive properties. Pre-loaded and pre-lubricated, this bearing is ready for immediate installation in high-performance systems.
Model Code Breakdown
The model designation S7010 CE/HCP4A reveals its technical specifications:
- S7010: Standard size designation (50mm bore, 80mm OD, 16mm width).
- C: Denotes a 15° contact angle.
- E: Indicates an optimized internal design for enhanced performance.
- HCP4A: A composite suffix where:
- HC: Signifies the use of Hybrid Ceramic balls (steel rings with ceramic balls).
- P4: Identifies the P4 (ABEC-7) super-precision tolerance class.
- A: Indicates that the bearing is supplied with a light preload.
S7010 CE/HCP4A Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and silicon nitride (Si3N4) ceramic balls reduces weight and inertia, enabling a limiting speed of 30,000 rpm. This construction also offers electrical insulation and superior performance in high-temperature or corrosive environments.
- High-Precision & Rigidity: Manufactured to P4 tolerance and supplied with a preload, this bearing provides exceptional running accuracy, minimal run-out, and increased system rigidity, which is critical for applications like machine tool spindles.
- Phenolic Resin Cage: The phenolic cage offers excellent strength-to-weight ratio and operates effectively at high speeds with minimal friction, contributing to the bearing's high-speed capability.
- Optimized Load Capacity: With a dynamic load rating of 3510 lbf and a static load rating of 2385 lbf, the bearing is robust enough to handle significant combined loads.
- Pre-Lubricated & Sealed: The bearing is factory-lubricated and sealed, protecting against contamination and providing maintenance-free operation within its specified temperature range of -30°C to 110°C.
S7010 CE/HCP4A Bearing Typical Application Areas
This bearing is ideally suited for high-speed, high-precision applications, including:
- Machine Tool Spindles (High-speed milling, grinding)
- Precision Robotics and Automation Arms
- High-Frequency Motors and Spindles
- Aerospace & Defense Systems (Gyroscopes, avionics)
- Medical Equipment (Dental handpieces, centrifuges)
