7016 CE/HCDBG14VQ126
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7016 CE/HCDBG14VQ126
Basic Information
System of measurement
Metric
Weight
1.54 kg
Tolerance class
Fa
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
15 °
Ball & Washer Dimensions
Ball diameter
11.112 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
12442 lbf
Radial static load rating
12600 lbf
Limiting speed
28 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Back-to-Back (DB)
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.
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7016 CE/HCDBG14VQ126 Bearing Product Overview & Core Advantages
The 7016 CE/HCDBG14VQ126 is a precision angular contact ball bearing designed for demanding applications requiring exceptional rigidity and high-speed capability. This duplex back-to-back (DB) matched set features a ceramic ball construction and is pre-lubricated for immediate operation. Its primary advantage lies in its ability to handle combined loads (radial and axial) simultaneously with high precision, making it ideal for high-performance spindles and machinery where high rigidity and thermal stability are critical.
7016 CE/HCDBG14VQ126 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7016 | Standard bearing series, 80mm bore, 125mm OD, 44mm width. |
| CE | Specific internal design and tolerance class. |
| HC | Hybrid Ceramic construction (Steel rings with Ceramic balls). |
| DB | Duplex Back-to-Back preloaded matched arrangement. |
| G14 | Specifies the preload level and internal clearance. |
| VQ126 | A specific vendor code, often related to special quality or process controls. |
7016 CE/HCDBG14VQ126 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The use of ceramic balls with steel rings significantly reduces weight and centrifugal forces, enabling higher limiting speeds (28,000 rpm) and reduced operating temperatures. Ceramic balls also offer superior resistance to wear and electrical arcing.
- Duplex Back-to-Back (DB) Arrangement: This matched set configuration provides high rigidity and can withstand combined loads and moment loads effectively. The preload ensures precise rotational accuracy and minimizes axial and radial play.
- Phenolic Resin Cage: The phenolic cage is lightweight and possesses excellent slip characteristics, contributing to smooth operation at high speeds and reduced friction.
- Precision Tolerances: Manufactured to tight tolerance class Fa with precise bore and outside diameter tolerances, ensuring consistent high performance and interchangeability.
- 15° Contact Angle: Optimized for applications requiring high-speed performance combined with good axial load capacity.
7016 CE/HCDBG14VQ126 Bearing Typical Application Areas
This high-performance bearing is engineered for use in:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Motors and Spindles: Where extreme rotational speeds are required.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other precision mechanisms.
- Medical Equipment: High-speed dental handpieces and imaging device rotors.
