S7016 CD/HCP4A
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7016 CD/HCP4A
Basic Information
System of measurement
Metric
Weight
0.72 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
80 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
125 mm
Outside diameter tolerance
-0.009mm to 0
Width
22 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
14.288 mm
Ball quantity
20
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
14625 lbf
Radial static load rating
13725 lbf
Limiting speed
13 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:
$ 848.17
/ each
In Stock
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S7016 CD/HCP4A Bearing Product Overview & Core Advantages
The S7016 CD/HCP4A is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and reliability. Featuring a 15° contact angle and P4 (ABEC-7) tolerance class, this bearing is designed to handle combined loads with superior performance. Its ceramic ball construction and phenolic cage contribute to its status as a high-speed bearing, capable of operating at limiting speeds up to 13,000 rpm. Pre-loaded and sealed, it offers a compact, high-rigidity solution for precision machinery.
S7016 CD/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| S7016 | Basic bearing series designation, indicating a metric angular contact ball bearing with an 80mm bore. |
| C | Specifies a 15° contact angle, optimized for high-speed operation and moderate axial load capacity. |
| D | Indicates the bearing is supplied with a preload, enhancing rigidity and rotational accuracy. |
| HC | Signifies the use of Hybrid Ceramic balls (ceramic balls with steel rings), reducing friction and enabling higher speeds. |
| P4A | Denotes a P4 (ABEC-7) tolerance class, ensuring extremely tight dimensional and running accuracy for precision applications. |
S7016 CD/HCP4A Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls significantly reduces friction, heat generation, and wear. This results in higher limiting speeds, longer service life, and improved reliability in high-speed applications.
- Phenolic Resin Cage: The lightweight and robust phenolic cage provides excellent dimensional stability and guidance for the ceramic balls, contributing to smooth operation and reduced vibration at high rotational speeds.
- Preload & High Rigidity: The bearing is supplied with a preload, which eliminates internal clearance. This dramatically increases system rigidity, improves rotational accuracy, and dampens vibration, making it ideal for precision spindles.
- Sealed & Lubricated for Life: As a sealed bearing pre-filled with high-performance grease, it is protected from contamination and is effectively maintenance-free within its specified temperature range (-30° to 110 °C).
- Superior Load Capacity: With a dynamic load rating of 14,625 lbf and a static load rating of 13,725 lbf, it reliably handles significant combined radial and axial loads.
S7016 CD/HCP4A Bearing Typical Application Areas
The S7016 CD/HCP4A is ideally suited for high-performance machinery where precision, speed, and rigidity are paramount. Key application areas include:
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and CNC milling machines.
- Precision Instrumentation: High-speed measuring devices and laboratory equipment.
- High-Frequency Motors: Spindles for routers and dental handpieces.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other critical rotating assemblies.
