7016 ACE/HCPA9ADT
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7016 ACE/HCPA9ADT
Basic Information
System of measurement
Metric
Weight
1.54 kg
Tolerance class
PA9A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
80 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
125 mm
Outside diameter tolerance
-0.004mm to 0
Width
44 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
11.112 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
11858 lbf
Radial static load rating
11925 lbf
Limiting speed
28 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Tandem (DT)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
Price available upon request.
Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
REQUEST A QUOTE
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7016 ACE/HCPA9ADT Bearing Product Overview & Core Advantages
The 7016 ACE/HCPA9ADT is a duplex tandem (DT) angular contact ball bearing designed for exceptional performance in demanding applications. This precision bearing is characterized by its ability to accommodate high combined loads, particularly substantial axial loads in one direction, thanks to its matched tandem arrangement. Manufactured to a PA9A tolerance class and featuring a phenolic cage, it delivers high running accuracy, high rigidity, and superior high-speed performance. The use of ceramic balls further enhances its capabilities, making it ideal for machine tool spindles and other high-precision, high-reliability machinery.
7016 ACE/HCPA9ADT Bearing Model Code Explained, Specifications & Naming Convention
| Suffix / Prefix | Technical Meaning |
|---|---|
| 7016 | Basic bearing designation indicating a metric series bearing with an 80 mm bore, 125 mm OD, and 44 mm width. |
| ACE | Signifies a 25° contact angle and specific internal design optimized for high axial load capacity and speed. |
| HC | Indicates the use of Hybrid Ceramic balls, which reduce friction, heat generation, and wear, enabling higher speeds. |
| PA9A | Denotes an ultra-high precision tolerance class (superior to ABEC 9/P4), ensuring minimal runout and vibration for critical applications. |
| DT | Stands for Duplex Tandem. This is a pre-loaded, matched set of two bearings arranged to face the same direction, dramatically increasing axial load capacity in one direction. |
7016 ACE/HCPA9ADT Bearing Structural Features & Performance Benefits
- High Rigidity & Axial Load Capacity: The duplex tandem (DT) arrangement of two bearings creates an exceptionally rigid system capable of withstanding very high unidirectional axial loads, making it a cornerstone for high rigidity spindle designs.
- Superior High-Speed Performance: The combination of a lightweight phenolic cage and low-density ceramic balls reduces centrifugal forces and friction, allowing for a high limiting speed of 28,000 rpm. This design minimizes heat buildup and ensures stable operation at high velocities.
- Enhanced Precision and Longevity: The PA9A tolerance class guarantees extreme dimensional and running accuracy. The hybrid ceramic construction offers increased durability, longer service life, and is less susceptible to lubrication failure compared to all-steel bearings.
- Optimized for Preload: Supplied as a pre-loaded matched set, this bearing eliminates internal clearance, providing precise shaft positioning and immediate stiffness upon installation, which is critical for high-precision machining.
7016 ACE/HCPA9ADT Bearing Typical Application Areas
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and milling spindles where precision, rigidity, and speed are paramount.
- Precision Robotics: High-performance robotic arms and joints requiring accurate motion control and high load capacity.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other critical components demanding the utmost reliability and performance.
- High-Speed Motors and Turbines: Applications where rotational speeds are extreme and operational stability is non-negotiable.
