7014 FEGA/HCP4AH1
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7014 FEGA/HCP4AH1
Basic Information
System of measurement
Metric
Weight
0.56 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.004mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
18 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
5265 lbf
Radial static load rating
4118 lbf
Limiting speed
28 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
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In Stock
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7014 FEGA/HCP4AH1 Bearing Product Overview & Core Advantages
The 7014 FEGA/HCP4AH1 is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered with a 15° contact angle and manufactured to P4A tolerance class, this bearing delivers superior running accuracy and rotational stability. Its ceramic balls and phenolic cage contribute to outstanding high-speed capabilities, with a limiting speed of 28,000 rpm. As a universally matchable (SU) bearing supplied in a set of two, it is pre-configured to handle combined loads efficiently, making it an ideal solution for high-rigidity, high-reliability spindle arrangements.
7014 FEGA/HCP4AH1 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| FE | Enhanced design for optimized internal geometry and performance |
| GA | Light preload (Class A) for reduced deflection and improved rigidity |
| HC | Hybrid Ceramic construction (steel rings with ceramic balls) |
| P4A | High-precision tolerance class (superior to ABEC 7) |
| H1 | Specific internal clearance and preload designation |
7014 FEGA/HCP4AH1 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls (Si3N4) significantly reduces centrifugal forces, lowers operating temperature, and enables higher limiting speeds compared to all-steel bearings.
- High Rigidity & Precision: Manufactured to P4A tolerance class with a light preload (GA), this bearing provides exceptional dimensional stability and minimal runout, ensuring precise rotational accuracy in high-speed applications.
- Optimized High-Speed Performance: The phenolic resin cage offers excellent strength-to-weight ratio and smooth operation at high rotational speeds, while the 25 ceramic balls (9.525 mm diameter) contribute to reduced friction and heat generation.
- Superior Load Capacity: With a dynamic load rating of 5265 lbf and static load rating of 4118 lbf, this bearing effectively handles combined radial and axial loads simultaneously, making it suitable for demanding operational conditions.
- Universal Matching Capability: As a Universal Matchable (SU) bearing supplied in a matched set of two, it simplifies installation and ensures optimal preload configuration for maximum system performance.
7014 FEGA/HCP4AH1 Bearing Typical Application Areas
- Machine Tool Spindles: High-speed machining centers, CNC milling machines, and grinding spindles
- Precision Instrumentation: Medical equipment, optical scanners, and measuring devices
- High-Speed Motors: Electric spindle motors, high-frequency motors, and servo drives
- Aerospace Components: Gyroscopes, navigation systems, and auxiliary power units
- Semiconductor Manufacturing: Wafer handling robots and precision positioning stages
