7010 ACD/P4ADFC
7000 Series Super Precision Angular Contact Ball Bearings
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7010 ACD/P4ADFC Bearing Product Overview & Core Advantages
The 7010 ACD/P4ADFC is a precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. This duplex bearing set, arranged in a Face-to-Face (DF) configuration, is preloaded to provide high rigidity and stable performance under combined loads. Manufactured to a P4A tolerance class, it ensures superior running accuracy, making it ideal for high-speed spindles and precision machinery where reliability is critical.
7010 ACD/P4ADFC Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Basic bearing designation (50mm bore, 80mm OD) |
| AC | Angular Contact design with a 25° contact angle |
| D | Duplex set (Two bearings supplied as a matched pair) |
| P4A | High precision tolerance class (superior to ABEC 7) |
| DF | Face-to-Face mounting arrangement |
| C | Moderate preload class |
7010 ACD/P4ADFC Bearing Structural Features & Performance Benefits
Optimized for High Rigidity and Precision: The duplex face-to-face arrangement with a defined moderate preload (Class C) creates a highly rigid bearing system that minimizes axial and radial deflection under load. This is critical for maintaining precision in machining and positioning applications.
Superior Load Capacity: The 25° contact angle and robust construction enable the bearing to handle significant combined radial and axial loads simultaneously. With a dynamic load rating of 10,395 lbf and a static load rating of 10,462 lbf, it offers reliable performance in strenuous conditions.
High-Speed Capability: The lightweight phenolic resin cage and optimized internal geometry contribute to lower friction and inertia, supporting a high limiting speed of 46,000 rpm. This makes it an excellent choice for high-speed spindle applications.
Precision Engineering: Conforming to the P4A tolerance class, this bearing features extremely tight dimensional and running accuracy tolerances, ensuring smooth, quiet operation and extended service life in precision equipment.
7010 ACD/P4ADFC Bearing Typical Application Areas
The 7010 ACD/P4ADFC is engineered for high-performance applications, including:
- Machine Tool Spindles: CNC machining centers, grinding spindles, and milling spindles requiring high rigidity and speed.
- Precision Robotic Drives: High-accuracy rotary joints and arm actuators.
- High-Frequency Motors: Spindles for routers, engravers, and other high-speed electric motors.
- Medical and Laboratory Equipment: Centrifuges and precision instruments where smooth, accurate rotation is paramount.
