7014 CD/P4ADGC
7000 Series Super Precision Angular Contact Ball Bearings
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7014 CD/P4ADGC Bearing Product Overview & Core Advantages
The 7014 CD/P4ADGC is a precision angular contact ball bearing designed for demanding applications requiring high rotational accuracy and rigidity. As a universal matchable (SU) bearing supplied in a pre-set pair, it is engineered to accommodate combined loads—simultaneously handling significant radial and axial loads in both directions. Its P4A tolerance class ensures ultra-precise dimensions and running accuracy, making it ideal for high-speed spindles and other precision machinery where high rigidity and operational reliability are paramount.
7014 CD/P4ADGC Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7014 | Basic bearing series and size designation (70mm Bore, 110mm OD, 40mm Width). |
| CD | Specifies a 15° contact angle and indicates the bearing is part of a universally matchable (SU) pair, optimized for duplex mounting. |
| P4A | Denotes an ultra-precision tolerance class, exceeding ABEC 7/ISO P4 standards, for exceptional dimensional and running accuracy. |
| DGC | Indicates a Moderate preload (Class C) is applied to the bearing set, enhancing system rigidity and reducing deflection under load. |
7014 CD/P4ADGC Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The angular contact design with a 15° contact angle and the use of a matched pair (SU) under a moderate preload create an exceptionally rigid bearing system. This configuration provides superior support, minimizing axial and radial play, and is capable of handling high combined radial and axial loads from any direction.
High-Speed Performance: The lightweight and robust phenolic cage is instrumental in achieving the high limiting speed of 22,000 rpm. This cage material offers excellent strength-to-weight ratio and operates smoothly with minimal friction at high velocities.
Precision & Longevity: Manufactured to P4A tolerance class from high-grade chrome steel for both rings and balls, this bearing guarantees precise running and minimal vibration. The open design, when used with a controlled lubrication system, allows for efficient heat dissipation and sustained precision performance.
7014 CD/P4ADGC Bearing Typical Application Areas
The 7014 CD/P4ADGC is ideally suited for high-performance applications where precision and speed are critical. Key industries and machinery include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Motors and Spindles: Applications requiring minimal runout and high rotational accuracy.
- Medical Equipment: Dental handpieces and advanced imaging systems.
- Aerospace & Defense Systems: Gyroscopes, radar platforms, and other critical guidance mechanisms.
