S71914 ACE/HCP4ADGA
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
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
S71914 ACE/HCP4ADGA Bearing Product Overview & Core Advantages
The S71914 ACE/HCP4ADGA is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered to accommodate combined loads (radial and axial loads simultaneously), this bearing features a 25° contact angle for optimal axial load capacity. Its ceramic balls and P4A super-precision tolerance class ensure smooth operation, reduced friction, and extended service life in high-speed applications. The universal matchable (SU) design allows for flexible mounting arrangements in pairs, providing superior rigidity and operational stability.
S71914 ACE/HCP4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S71914 | Bearing series and size designation (70mm bore, 100mm OD, 32mm width) |
| ACE | 25° contact angle, high-speed optimized design |
| HC | Hybrid Ceramic balls (ceramic balls with steel rings) |
| P4A | Super-precision tolerance class for exceptional running accuracy |
| DGA | Sealed design with grease lubrication for maintenance-free operation |
S71914 ACE/HCP4ADGA Bearing Structural Features & Performance Benefits
Hybrid Ceramic Construction: The combination of ceramic balls with chrome steel rings significantly reduces friction, minimizes heat generation, and extends bearing life, particularly in high-speed applications reaching up to 28,000 rpm.
Precision Engineering: Manufactured to P4A tolerance class with tight dimensional control (bore/OD tolerance: -0.004mm to 0), ensuring exceptional running accuracy and vibration-free operation.
Optimized Load Capacity: The 25° contact angle provides excellent axial load capacity while maintaining substantial radial load capability (dynamic: 7605 lbf, static: 6862 lbf), making it ideal for combined load conditions.
Advanced Cage Design: The phenolic cage offers superior strength at high speeds, reduced weight, and excellent compatibility with the grease lubrication system.
Sealed & Lubricated: Integrated seals with factory-applied grease provide maintenance-free operation and protection against contamination across a wide temperature range (-30°C to 110°C).
S71914 ACE/HCP4ADGA Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and grinding spindles
- High-Speed Motors: Industrial spindles and servo motors
- Precision Instruments: Measuring equipment and laboratory instruments
- Aerospace Components: Guidance systems and auxiliary power units
- Medical Equipment: Dental handpieces and surgical tools
- Robotics: Precision joints and articulated arms
