S7013 ACD/HCP4AQBCC
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
S7013 ACD/HCP4AQBCC Bearing Product Overview & Core Advantages
The S7013 ACD/HCP4AQBCC is a high-precision quadruplex matched bearing set engineered for demanding applications requiring exceptional rigidity and accuracy. This angular contact ball bearing configuration is specifically designed to handle combined loads (radial and axial) simultaneously with superior performance. Its back-to-back quadruplex arrangement provides maximum stiffness and moment load capacity, making it ideal for ultra-precision, high-speed spindles. The use of ceramic balls and a phenolic cage contributes to lower friction, higher limiting speeds, and extended service life, establishing this bearing as a top-tier solution for the most critical machinery.
S7013 ACD/HCP4AQBCC Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7013 | Precision angular contact ball bearing series with 65mm bore, 100mm OD, 72mm width |
| ACD | 25° contact angle design optimized for high rigidity and axial load capacity |
| HC | Hybrid ceramic construction with steel rings and ceramic balls |
| P4A | Ultra-precision tolerance class (ABEC 7/ISO P4) with specific running accuracy requirements |
| QBCC | Quadruplex Back-to-Back arrangement with Moderate preload (Class C) |
S7013 ACD/HCP4AQBCC Bearing Structural Features & Performance Benefits
Exceptional Rigidity: The quadruplex back-to-back configuration creates an extremely stiff bearing system that minimizes deflection under heavy combined loads and moment forces, ensuring precise positioning and dimensional stability.
Superior Load Capacity: With a 25° contact angle and four-bearing arrangement, this set delivers outstanding radial and bidirectional axial load handling capabilities, rated at 23,400 lbf dynamic and 31,500 lbf static loads.
High-Speed Performance: The combination of ceramic balls (reducing centrifugal forces and friction) and phenolic cage enables exceptional limiting speeds up to 31,000 rpm while maintaining dimensional stability.
Precision Engineering: Manufactured to P4A tolerance class with tight dimensional controls (bore/OD tolerance: -0.004mm to 0), ensuring minimal runout and vibration for ultra-precision applications.
Thermal Stability: The hybrid ceramic design provides reduced thermal expansion and improved performance across the operating temperature range of -30°C to 110°C.
S7013 ACD/HCP4AQBCC Bearing Typical Application Areas
This high-performance bearing set is specifically designed for applications where maximum precision, rigidity, and speed are critical:
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and precision milling applications
- Aerospace Components: Guidance systems, flight control mechanisms, and auxiliary power units
- Medical Equipment: High-speed dental handpieces, surgical robots, and imaging system rotating components
- Semiconductor Manufacturing: Wafer processing equipment, precision positioning stages, and inspection machinery
- Test & Measurement: Precision rotary tables, coordinate measuring machines, and calibration equipment
