7013 CE/HCP4ADGA
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7013 CE/HCP4ADGA
Basic Information
System of measurement
Metric
Weight
0.78 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
65 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.004mm to 0
Width
36 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
8.731 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
7470 lbf
Radial static load rating
6975 lbf
Limiting speed
31 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Universal Matchable (SU)
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 331.13
/ each
In Stock
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7013 CE/HCP4ADGA Bearing Product Overview & Core Advantages
The 7013 CE/HCP4ADGA is a high-precision angular contact ball bearing engineered for applications demanding exceptional accuracy and reliability. This universal matchable (SU) bearing is designed to accommodate combined loads (radial and axial) simultaneously, making it ideal for complex load scenarios. Its P4A tolerance class ensures ultra-precise rotational accuracy, while the ceramic ball and phenolic cage construction contribute to superior high-speed performance and reduced weight. Preloaded to Extra light (Class A), it provides high system rigidity with minimal friction, perfect for precision spindles and high-performance machinery.
7013 CE/HCP4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Advantage |
|---|---|---|
| CE | 15° Contact Angle | Optimized for high-speed operation and moderate axial loads. |
| HC | Hybrid Ceramic (Silicon Nitride Balls) | Reduced weight, lower friction, higher speed capability, and extended service life. |
| P4A | High Precision Tolerance Class | Guarantees extremely tight dimensional and running accuracy for critical applications. |
| DGA | Universal Matchable (SU) Pair | Allows for flexible mounting in back-to-back, face-to-face, or tandem arrangements to achieve desired rigidity and load capacity. |
7013 CE/HCP4ADGA Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The P4A tolerance class and extra light preload (Class A) provide exceptional system stiffness and precise rotational characteristics, minimizing deflection under load.
- Superior High-Speed Performance: The combination of ceramic balls (lower density, reduced centrifugal force) and a lightweight phenolic cage enables a high limiting speed of 31,000 rpm, reducing heat generation and power loss.
- Optimized Load Capacity: The 15° contact angle is engineered to handle significant combined radial and axial loads efficiently, making it suitable for complex force scenarios.
- Universal Matching Capability (SU): As part of a universal matchable set (2 bearings), it offers mounting flexibility to create preloaded bearing arrangements tailored for specific application requirements regarding rigidity and load distribution.
7013 CE/HCP4ADGA Bearing Typical Application Areas
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and CNC lathes requiring high precision and rigidity.
- Precision Instrumentation: High-speed measuring devices, coordinate measuring machines (CMM), and optical scanners.
- High-Frequency Motors & Spindles: Electric motor spindles, dental handpieces, and small turbine applications.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other critical rotational mechanisms.
