S7010 CD/HCP4A
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7010 CD/HCP4A
Basic Information
System of measurement
Metric
Weight
0.22 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
9.525 mm
Ball quantity
18
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
6660 lbf
Radial static load rating
5400 lbf
Limiting speed
20 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:
$ 351.52
/ each
In Stock
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S7010 CD/HCP4A Bearing Product Overview & Core Advantages
The S7010 CD/HCP4A is a precision angular contact ball bearing engineered for applications demanding exceptional rotational accuracy and high-speed performance. This single bearing features a 15° contact angle and is supplied with a preload, delivering superior rigidity and minimal runout. Its construction with ceramic balls and a phenolic cage enables outstanding high-speed capabilities up to 20,000 rpm, while the sealed design with factory-applied lubrication ensures long-term, maintenance-free operation. It is ideal for handling combined loads in high-precision environments.
S7010 CD/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7010 | Basic bearing designation indicating a 50mm bore, 80mm OD, and 16mm width. |
| C | Specifies a 15° contact angle. |
| D | Indicates the bearing is supplied with a preload for enhanced rigidity. |
| HC | Signifies the use of Hybrid Ceramic balls (Silicon Nitride). |
| P4 | Denotes a high-precision tolerance class (ABEC-7 / ISO P4). |
| A | Specifies that the bearing is sealed and lubricated from the factory. |
S7010 CD/HCP4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The combination of a defined 15° contact angle and an applied preload results in exceptional system stiffness and precise shaft positioning, critical for minimizing deflection under load.
- Superior High-Speed Performance: The hybrid ceramic balls significantly reduce centrifugal forces and friction, while the lightweight phenolic resin cage is optimized for high rotational speeds, collectively enabling a limiting speed of 20,000 rpm.
- Enhanced Durability and Long Life: Ceramic balls are electrically insulating, harder, and smoother than steel, leading to reduced wear, longer service life, and improved reliability in demanding conditions.
- Maintenance-Free Operation: The integral seals effectively retain the factory-applied lubricant and exclude contaminants, providing a long, maintenance-free service interval within the specified temperature range of -30°C to 110°C.
S7010 CD/HCP4A Bearing Typical Application Areas
This high-precision, high-speed angular contact bearing is ideally suited for:
- Machine Tool Spindles: High-speed milling, drilling, and grinding spindles requiring maximum rigidity and accuracy.
- Precision Robotics: Joints and actuators in industrial robots where high speed and positional accuracy are paramount.
- High-Frequency Motors and Spindles: Motors for CNC machinery and PCB drilling that operate at very high RPMs.
- Medical and Laboratory Equipment: Centrifuges and other precision instruments that demand clean, quiet, and reliable high-speed rotation.
- Aerospace and Defense Systems: Gyroscopes, radar systems, and other critical components requiring fail-safe precision.
