7013 FE/HCP4ADT
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7013 FE/HCP4ADT
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
18 °
Ball & Washer Dimensions
Ball diameter
8.731 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
7312 lbf
Radial static load rating
6862 lbf
Limiting speed
32.5 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Tandem (DT)
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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7013 FE/HCP4ADT Bearing Product Overview & Core Advantages
The 7013 FE/HCP4ADT is a precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. This duplex tandem (DT) arrangement provides superior axial rigidity and is preloaded for immediate high-precision operation. Its construction with ceramic balls and a phenolic cage enables outstanding high-speed capabilities and thermal stability. This bearing is engineered to handle significant combined loads (radial and axial) simultaneously, making it ideal for high-rigidity, high-speed spindles and precision machinery.
7013 FE/HCP4ADT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7013 | Basic bearing series, defining the bearing dimensions (65mm bore, 100mm OD, 36mm width). |
| FE | Indicates a duplex tandem (DT) arrangement of two bearings, optimized for high axial stiffness in one direction. |
| HC | Signifies the use of hybrid ceramic balls (Silicon Nitride), which reduce centrifugal forces and enable higher speeds. |
| P4A | Denotes an ultra-precision tolerance class with enhanced running accuracy, superior to standard ABEC 7/P4. |
7013 FE/HCP4ADT Bearing Structural Features & Performance Benefits
- High Rigidity & Preload: The duplex tandem arrangement and built-in preload eliminate internal clearance, providing maximum system stiffness and precise rotational accuracy from startup.
- Superior High-Speed Performance: The combination of lightweight ceramic balls and a phenolic resin cage significantly reduces rotating mass and inertial forces, allowing for a high limiting speed of 32,500 rpm.
- Excellent Load Capacity: The 18° contact angle is optimized to handle substantial combined radial and axial loads efficiently, ensuring reliable performance under demanding conditions.
- Thermal Stability & Lubrication: The phenolic cage offers excellent dimensional stability across the operating temperature range (-30°C to 110°C). The bearing comes pre-lubricated for immediate use and long service life.
7013 FE/HCP4ADT Bearing Typical Application Areas
This bearing is specifically engineered for high-performance applications, including:
- High-Speed Machine Tool Spindles (e.g., CNC milling, grinding, and jig boring machines)
- Precision Robotic Drives and high-accuracy rotary tables
- Advanced Medical Equipment spindles (e.g., dental mills, imaging devices)
- Aerospace & Defense instrumentation and gyroscopes
