7010 FE/HCP4AH1DGA
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7010 FE/HCP4AH1DGA
Basic Information
System of measurement
Metric
Weight
0.46 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
80 mm
Outside diameter tolerance
-0.004mm to 0
Width
32 mm
Width tolerance
-0.2mm to 0
Contact angle
18 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
21
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
5648 lbf
Radial static load rating
4680 lbf
Limiting speed
41 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
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In Stock
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7010 FE/HCP4AH1DGA Bearing Product Overview & Core Advantages
The **7010 FE/HCP4AH1DGA** is a **precision angular contact ball bearing** designed for applications demanding exceptional accuracy and performance. As a **universal matchable (SU)** bearing supplied in a pre-lubricated, matched pair set, it excels in handling **combined radial and axial loads** simultaneously. Its **extra light preload (Class A)** and **P4A super precision** tolerance ensure smooth operation with minimal vibration, making it ideal for **high-speed spindle** applications requiring maximum rotational accuracy and system rigidity.
7010 FE/HCP4AH1DGA Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Basic bearing series and size designation (50mm bore, 80mm OD). |
| FE | Indicates a universal matchable bearing set, designed to be mounted in either a face-to-face or back-to-back arrangement. |
| HC | Signifies a hybrid ceramic bearing construction, featuring steel rings and ceramic balls for enhanced performance. |
| P4A | Denotes a super precision tolerance class, exceeding ABEC 7/ISO P4 standards, for applications requiring extreme running accuracy. |
| H1 | Specifies the internal radial clearance group for the bearing set. |
| DGA | Indicates the bearing is pre-lubricated with a specific high-performance grease suitable for the specified temperature range. |
7010 FE/HCP4AH1DGA Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The combination of chrome steel rings and silicon nitride (Si3N4) ceramic balls reduces centrifugal forces, lowers operating temperature, and provides electrical insulation, enabling higher limiting speeds (41,000 rpm) and longer service life.
- Phenolic Resin Cage: The lightweight and robust phenolic cage offers excellent dimensional stability and low friction, further contributing to smooth high-speed operation.
- Precision & Rigidity: Manufactured to P4A tolerance class with an 18° contact angle and extra light preload, this bearing delivers superior rotational accuracy, high system rigidity, and precise axial positioning.
- Universal Matchability (SU): Supplied as a precision-matched pair, these bearings can be universally mounted, simplifying installation and ensuring optimal preload and performance in the application.
7010 FE/HCP4AH1DGA Bearing Typical Application Areas
This bearing is engineered for the most demanding applications, including:
- High-Frequency Machine Tool Spindles
- Precision Grinding Spindles
- High-Speed Motors
- Aerospace & Defense Systems
- Semiconductor Manufacturing Equipment
