S7014 CD/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7014 CD/P4A
Basic Information
System of measurement
Metric
Weight
0.61 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
15 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
19
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
11700 lbf
Radial static load rating
10238 lbf
Limiting speed
12 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 611.9
/ each
In Stock
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S7014 CD/P4A Bearing Product Overview & Core Advantages
The S7014 CD/P4A is a precision single-row angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high rigidity. Engineered to a P4 (ABEC-7) tolerance class, it is ideally suited for high-speed spindles and other precision machinery. Its key advantage lies in its ability to accommodate combined loads—significant radial loads and substantial axial loads in one direction—simultaneously. The bearing comes preloaded and pre-lubricated from the factory, ensuring optimal performance, simplified installation, and immediate readiness for high-speed operation.
S7014 CD/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7014 | Standard designation for a 70mm bore, 110mm OD angular contact ball bearing. |
| C | Specifies a 15° contact angle, optimized for high-speed performance and moderate axial load capacity. |
| D | Indicates a high rigid preload for maximum system stiffness and minimal deflection under load. |
| P4A | Denotes a P4 (ABEC-7) precision tolerance class with specific dimensional and running accuracy requirements. |
| Sealed / Lubricated | The bearing is sealed to retain lubricant and exclude contaminants, and is pre-lubricated for long-term, maintenance-free operation. |
S7014 CD/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Preload: The D-grade preload ensures high system rigidity, critical for minimizing runout and maintaining precision under cutting forces or other operational loads.
- Superior Load Capacity: The 15° contact angle and robust construction provide an excellent radial dynamic load rating of 11,700 lbf and a high capacity for one-directional axial loads.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the precision-ground chrome steel components and optimized internal geometry contribute to a high limiting speed of 12,000 rpm.
- Maintenance-Free Operation: The integrated seals protect against contamination and retain the factory-applied lubricant, enabling reliable performance across the specified temperature range of -30°C to 110°C without re-lubrication.
S7014 CD/P4A Bearing Typical Application Areas
This bearing is a premier choice for high-performance applications, including:
- Machine Tool Spindles: CNC machining centers, grinding spindles, and high-speed milling heads.
- Precision Rotary Systems: Industrial robots, rotary tables, and indexing heads.
- High-Speed Motors & Pumps: Where high rotational accuracy and low vibration are critical.
- Aerospace & Defense Systems: Gyroscopes, radar platforms, and other precision instrumentation.
