S7014 ACE/HCP4BVG275
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7014 ACE/HCP4BVG275
Basic Information
System of measurement
Metric
Weight
0.59 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
25
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5062 lbf
Radial static load rating
3892 lbf
Limiting speed
18.5 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:
$ 612.41
/ each
In Stock
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S7014 ACE/HCP4BVG275 Bearing Product Overview & Core Advantages
The S7014 ACE/HCP4BVG275 is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional speed and rigidity. This sealed, preloaded single bearing is designed to accommodate combined loads, offering high axial and radial load capacity within a compact 20mm width. Manufactured to P4 (ABEC-7) tolerance class and featuring a ceramic ball and phenolic cage construction, it delivers superior performance, high reliability, and extended service life in high-speed, high-rigidity environments.
S7014 ACE/HCP4BVG275 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7014 | Basic bearing series and size designation (70mm Bore, 110mm OD, 20mm Width). |
| ACE | Internal design code, typically indicating a 25° contact angle and optimized internal geometry. |
| HC | Denotes the use of Hybrid Ceramic balls (Silicon Nitride). |
| P4 | Specifies the P4 (ABEC-7) tolerance class, indicating ultra-precision manufacturing standards. |
| BV | Indicates a preloaded bearing arrangement for high rigidity and minimal axial/radial play. |
| G275 | Lubrication code specifying the type and quantity of high-performance grease used. |
S7014 ACE/HCP4BVG275 Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The 25° contact angle and factory-set preload provide exceptional system stiffness and rotational accuracy, minimizing deflection under load. Manufactured to P4 tolerance, it ensures precise running geometry.
- Superior High-Speed Performance: The combination of a lightweight phenolic resin cage and low-density ceramic (Si3N4) balls reduces centrifugal forces, enabling very high limiting speeds of up to 18,500 rpm. This also lowers operating temperature and reduces vibration.
- Enhanced Durability and Long Life: Ceramic balls are harder, lighter, and more resistant to wear and corrosion than steel, significantly extending bearing service life. They also provide electrical insulation.
- Maintenance-Free Operation: The integral seals and pre-applied specialty grease (G275) protect against contamination and provide long-term, maintenance-free lubrication within the specified temperature range of -30°C to 110°C.
S7014 ACE/HCP4BVG275 Bearing Typical Application Areas
This high-performance bearing is ideally suited for applications demanding high speed, precision, and rigidity, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Motors and Spindles: Electric vehicle motors, CNC router spindles.
- Aerospace and Defense Systems: Gyroscopes, radar systems, and auxiliary power units (APUs).
- Medical and Laboratory Equipment: Centrifuges, dental handpieces, and imaging devices.
