7014 CE/HCP4AH1DGA
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7014 CE/HCP4AH1DGA Bearing Product Overview & Core Advantages
The 7014 CE/HCP4AH1DGA is a high-precision angular contact ball bearing engineered for exceptional performance in demanding applications. This universally matchable (SU) bearing is designed to handle combined loads—significant radial loads and axial loads in one direction—with high reliability. Its defining characteristics include an Extra Light (Class A) preload for minimal deflection under light loads, a P4A super-precision tolerance class ensuring extreme dimensional and running accuracy, and the use of ceramic balls which reduce centrifugal forces, lower operating temperatures, and enable higher limiting speeds. This combination makes it ideal for high-speed spindles and other applications requiring maximum rotational accuracy and rigidity.
7014 CE/HCP4AH1DGA Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7014 | Standard bearing series designation, indicating a 70mm bore, 110mm OD, and 40mm width. |
| CE | Indicates Ceramic (Silicon Nitride) balls for enhanced high-speed performance and reduced weight. |
| HC | Refers to the Phenolic (resin) cage, which offers excellent strength-to-weight ratio and is suitable for high-speed operation. |
| P4A | Denotes a super-precision tolerance class, exceeding ABEC 7/ISO P4 standards, for applications requiring extreme running accuracy. |
| H1 | Specifies the preload group. In this context, it corresponds to the Extra Light (Class A) preload. |
| DGA | Indicates the bearing is universally matchable (SU). Two such bearings can be paired in a back-to-back (DB) or face-to-face (DF) arrangement to handle bidirectional axial loads. |
7014 CE/HCP4AH1DGA Bearing Structural Features & Performance Benefits
High-Speed Capability: The combination of a lightweight phenolic cage and low-density ceramic balls significantly reduces centrifugal forces and friction, enabling a high limiting speed of 22,000 rpm. This makes it a premier choice for high-speed bearing applications.
High Rigidity and Accuracy: The 15° contact angle and Class A preload provide high system rigidity and precise shaft positioning, minimizing deflection under operational loads. The P4A tolerance class guarantees exceptional dimensional stability and running accuracy.
Superior Load Capacity: Designed as an angular contact bearing, it efficiently supports combined radial and axial loads. The optimized internal geometry and high-grade materials contribute to its high dynamic and static load ratings.
Universal Matchability (SU): The DGA suffix confirms that this bearing is manufactured to universal matching standards. This allows for simplified mounting of two bearings in a set to create a preloaded arrangement capable of supporting axial loads from both directions, enhancing system stability.
7014 CE/HCP4AH1DGA Bearing Typical Application Areas
This precision bearing is ideally suited for high-performance machinery where speed, accuracy, and rigidity are paramount. Key application areas include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Spindles: PCB drilling, dental handpieces, and other micro-machining equipment.
- High-Frequency Motors: Spindles for routers and other high-RPM electric motors.
- Turbochargers and Compressors: Applications requiring reliable operation at very high rotational speeds.
