S7006 FE/HCP4ADBC
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7006 FE/HCP4ADBC
Basic Information
System of measurement
Metric
Weight
0.21 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
55 mm
Outside diameter tolerance
-0.004mm to 0
Width
26 mm
Width tolerance
-0.2mm to 0
Contact angle
18 °
Ball & Washer Dimensions
Ball diameter
6.35 mm
Ball quantity
17
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
3398 lbf
Radial static load rating
2340 lbf
Limiting speed
100.5 X 1000 rpm
Lubrication
Grease
Matched arrangement
Duplex Back-to-Back (DB)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
Preload
Moderate / Class C
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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S7006 FE/HCP4ADBC Bearing Product Overview & Core Advantages
The S7006 FE/HCP4ADBC is a precision duplex angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. This matched back-to-back (DB) arrangement provides superior stability and can accommodate combined radial and axial loads from both directions. Manufactured to ABEC 7 / P4A tolerance class, it features ceramic balls and a phenolic cage, enabling outstanding high-speed performance and reduced rotational mass. Pre-lubricated with high-performance grease and sealed for protection, this bearing offers a reliable, long-service-life solution for the most demanding machinery.
S7006 FE/HCP4ADBC Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| S7006 | Standard metric series bearing with 30mm bore, 55mm OD. |
| FE | Indicates a sealed bearing, protecting against contamination. |
| HC | Hybrid Ceramic: Signifies the use of ceramic balls for reduced friction and higher speed capability. |
| P4A | Denotes a high-precision tolerance class (equivalent to ABEC 7), ensuring minimal runout and vibration. |
| DB | Duplex Back-to-Back: A matched set of two bearings arranged to provide high moment rigidity. |
| C | Specifies a moderate preload for optimal stiffness and positioning accuracy. |
S7006 FE/HCP4ADBC Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The duplex back-to-back (DB) arrangement creates a wide, rigid support system that effectively resists overturning moments and accommodates significant combined loads.
- Superior High-Speed Performance: The combination of lightweight ceramic balls and a phenolic resin cage reduces centrifugal forces and allows for a high limiting speed of 100,500 rpm, making it an ideal high-speed bearing.
- Enhanced Precision and Longevity: Manufactured to P4A tolerance class with a consistent 18° contact angle, this bearing ensures smooth, precise operation with minimal heat generation and extended service life.
- Maintenance-Free Operation: The integrated seals (FE) and factory-applied grease lubrication protect against contaminants and provide reliable performance across a wide temperature range from -30°C to 110°C.
S7006 FE/HCP4ADBC Bearing Typical Application Areas
This bearing is engineered for high-performance applications where precision, speed, and rigidity are critical. Key industries and equipment include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Robotics: In robot arm joints and spindle drives requiring high positional accuracy.
- High-Frequency Spindles: Used in PCB drilling and semiconductor manufacturing equipment.
- Medical and Laboratory Equipment: In centrifuges and other high-speed precision instruments.
- Aerospace Actuation Systems: Where reliability and performance under combined loads are essential.
