S7014 ACE/P4ADBB
Sealed Super Precision Angular Contact Ball Bearings
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S7014 ACE/P4ADBB Bearing Product Overview & Core Advantages
The S7014 ACE/P4ADBB is a precision duplex angular contact ball bearing designed for demanding applications requiring exceptional rigidity and accuracy. This matched back-to-back (DB) arrangement provides superior stability and can accommodate combined loads (radial and axial loads from both directions). Manufactured to a P4A tolerance class, it ensures high running accuracy, making it ideal for high-speed spindles and other precision machinery where high rigidity and reliability are paramount.
S7014 ACE/P4ADBB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7014 | Basic bearing series, 70mm bore, 110mm OD, 40mm width. |
| ACE | 25° contact angle and optimized internal design. |
| P4A | High precision tolerance class for superior running accuracy. |
| DB | Duplex Back-to-Back mounting arrangement for high moment rigidity. |
| Sealed / Grease | Pre-lubricated with grease and sealed for maintenance-free operation. |
S7014 ACE/P4ADBB Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The duplex back-to-back (DB) configuration creates a wide, stable support system that significantly increases moment rigidity. This allows the bearing set to effectively handle combined radial and axial loads from both directions, making it exceptionally robust for demanding applications.
Precision & Speed: Built to P4A tolerance class with a phenolic resin cage, this bearing achieves excellent running accuracy and smooth operation. The optimized internal geometry and cage design contribute to its high limiting speed of 22,000 rpm.
Durability & Maintenance: The sealed design and factory-applied grease lubrication protect against contamination and provide long-term, maintenance-free service within the specified temperature range (-30°C to 110°C).
S7014 ACE/P4ADBB Bearing Typical Application Areas
The S7014 ACE/P4ADBB is ideally suited for high-performance machinery requiring precision and rigidity, including:
- Machine Tool Spindles (High-speed milling, grinding)
- Precision Gearboxes
- High-Frequency Motors
- Industrial Pumps and Compressors
- Robotic Arms and Precision Positioning Systems
