7007 FE/HCP4ADBA
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
7007 FE/HCP4ADBA
Basic Information
System of measurement
Metric
Weight
0.27 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
35 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
62 mm
Outside diameter tolerance
-0.004mm to 0
Width
28 mm
Width tolerance
-0.2mm to 0
Contact angle
18 °
Ball & Washer Dimensions
Ball diameter
7.144 mm
Ball quantity
17
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
4185 lbf
Radial static load rating
2970 lbf
Limiting speed
56 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Back-to-Back (DB)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
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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7007 FE/HCP4ADBA Bearing Product Overview & Core Advantages
The 7007 FE/HCP4ADBA is a precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. This duplex back-to-back (DB) matched set delivers superior high rigidity and can accommodate combined loads, including significant radial and bidirectional axial loads. Manufactured to an ultra-precise P4A tolerance class and featuring a phenolic cage with ceramic balls, it is engineered for high-speed operation and long-term reliability in high-precision machinery.
7007 FE/HCP4ADBA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| FE | Indicates a specific internal design and manufacturing process for high-performance bearings. |
| HC | Signifies the use of Hybrid Ceramic components (ceramic balls with steel rings). |
| P4A | Denotes an ultra-high precision tolerance class, superior to ABEC 7/ISO P4. |
| DB | Specifies the Duplex Back-to-Back mounting arrangement of the matched set. |
| A | Indicates an Extra Light Preload is applied to the bearing set. |
7007 FE/HCP4ADBA Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The duplex back-to-back (DB) arrangement creates a rigid bearing system that effectively resists moment loads and can handle significant combined loads.
- High-Speed Performance: The combination of a lightweight phenolic cage and low-friction ceramic balls (Hybrid Ceramic) reduces centrifugal forces and operating temperature, enabling a high limiting speed of 56,000 rpm.
- Precision & Accuracy: Manufactured to a P4A tolerance class with tight dimensional control on the bearing dimensions (bore, OD, width), ensuring minimal runout and superior rotational accuracy.
- Reduced Wear & Long Life: Ceramic balls are harder, lighter, and more resistant to wear and degradation than steel, contributing to extended service life, especially in high-speed applications.
- Pre-Lubricated: Comes lubricated from the factory for immediate installation and initial operation.
7007 FE/HCP4ADBA Bearing Typical Application Areas
This bearing is ideally suited for high-performance applications where precision, speed, and rigidity are critical. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy actuators.
- High-Frequency Motors & Spindles: PCB drilling spindles and dental handpieces.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and navigation equipment.
- Medical Equipment: High-speed centrifuges and imaging device rotors.
