7013 ACEGA/HCP4AL1
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7013 ACEGA/HCP4AL1
Basic Information
System of measurement
Metric
Weight
0.39 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
18 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
8.731 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
4388 lbf
Radial static load rating
3285 lbf
Limiting speed
31 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
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
In Stock
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7013 ACEGA/HCP4AL1 Bearing Product Overview & Core Advantages
The 7013 ACEGA/HCP4AL1 is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered with ceramic balls and manufactured to P4A tolerance class, this bearing delivers superior high-speed capability and rigidity. Its 25° contact angle is optimized to handle significant combined loads—both radial and axial—simultaneously. As a Universal Matchable (SU) bearing, it can be precisely paired with another identical bearing to form a pre-loaded set, ensuring optimal stiffness and minimal runout in high-precision assemblies. The open design, combined with phenolic cage and premium lubrication, makes it an ideal solution for high-reliability, high-rotation accuracy systems.
7013 ACEGA/HCP4AL1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7013 | Basic bearing series, indicating a 65mm bore, 100mm OD, and 18mm width. |
| AC | Angular Contact design, enabling it to support combined loads. |
| EGA | Indicates ceramic balls and a phenolic resin cage, enhancing high-speed and low-friction performance. |
| HC | Refers to the specific internal design and geometry optimized for high precision. |
| P4A | Denotes an ultra-high precision tolerance class, with extremely tight dimensional and running accuracy limits. |
| L1 | Specifies a light preload category applied to the bearing. |
7013 ACEGA/HCP4AL1 Bearing Structural Features & Performance Benefits
- High-Speed & Low-Friction Operation: The combination of ceramic balls and a lightweight phenolic cage significantly reduces centrifugal forces and friction, enabling a high limiting speed of 31,000 rpm and lower operating temperatures.
- Exceptional Rigidity and Accuracy: Manufactured to P4A super-precision standards, this bearing provides extremely tight tolerances on bore, outer diameter, and width, ensuring minimal vibration and precise shaft positioning for critical applications.
- Superior Load Capacity: The 25° contact angle and optimized internal geometry allow the bearing to efficiently support high combined radial and axial loads, with a dynamic load rating of 4388 lbf.
- Universal Matching Capability (SU): This bearing is universally matchable, meaning any two bearings can be paired without selective assembly to achieve a specific preload and rigidity, simplifying inventory and installation.
- Wide Temperature Range & Pre-lubrication: The bearing is supplied with grease suitable for a temperature range from -30°C to 110°C, providing immediate operation and protection.
7013 ACEGA/HCP4AL1 Bearing Typical Application Areas
This precision bearing is engineered for high-performance machinery where speed, accuracy, and reliability are paramount. Key applications include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Robotics: In robot arm joints and gears requiring high rigidity and positional accuracy.
- High-Frequency Motors and Spindles: Used in PCB drilling spindles and electric motor applications.
- Medical and Laboratory Equipment: In centrifuges and other devices demanding quiet, smooth, and precise rotation.
- Aerospace and Defense Systems: For gyroscopes, radar systems, and other critical navigation and control mechanisms.
