S7007 ACE/HCP4BVG275
Hybrid Ceramic Super Precision Bearings
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Part No.
Part No.
S7007 ACE/HCP4BVG275
Basic Information
System of measurement
Metric
Weight
0.14 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
35 mm
Bore diameter tolerance
-0.006mm to 0
Outside diameter
62 mm
Outside diameter tolerance
-0.007mm to 0
Width
14 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
7.144 mm
Ball quantity
17
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
2498 lbf
Radial static load rating
1418 lbf
Limiting speed
36 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
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
Price:
$ 214.32
/ each
In Stock
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S7007 ACE/HCP4BVG275 Bearing Product Overview & Core Advantages
The S7007 ACE/HCP4BVG275 is a precision angular contact ball bearing engineered for applications demanding exceptional rotational accuracy and high-speed performance. As a single-row bearing, it is designed to accommodate high combined loads (radial and axial) in one direction, making it ideal for high-rigidity spindles and precision machinery. Its key advantages include a P4 (ABEC-7) tolerance class for superior running accuracy, a 25° contact angle optimized for high axial load capacity, and the use of ceramic balls which reduce centrifugal forces, lower operating temperatures, and enable higher limiting speeds. The bearing is pre-lubricated and sealed for long-term, maintenance-free operation.
S7007 ACE/HCP4BVG275 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7007 | Basic bearing series and size designation (35mm bore, 62mm OD, 14mm width). |
| ACE | Internal design code, typically indicating optimized internal geometry and a 25° contact angle. |
| HC | Signifies the use of Hybrid Ceramic balls (steel rings with ceramic balls). |
| P4 | Indicates a high-precision tolerance class (ABEC-7 equivalent), ensuring minimal runout and vibration. |
| BVG275 | A manufacturer-specific code, often relating to the cage design (phenolic resin, in this case) and preload specification. |
S7007 ACE/HCP4BVG275 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and silicon nitride (Si3N4) ceramic balls significantly reduces friction and heat generation. This construction is approximately 60% lighter than all-steel balls, lowering centrifugal forces and enabling a higher limiting speed of 36,000 rpm.
- High Rigidity & Load Capacity: The 25° contact angle and robust internal geometry are designed to support significant combined loads, providing excellent stability and high rigidity for precise spindle applications.
- Precision & High-Speed Performance: The P4 tolerance class guarantees ultra-precise dimensions and running accuracy. The lightweight phenolic resin cage is ideal for high-speed operation, offering good strength with minimal friction.
- Sealed & Lubricated for Longevity: The integral seals protect against contamination, and the factory-applied high-performance grease ensures reliable, maintenance-free operation within the specified temperature range.
S7007 ACE/HCP4BVG275 Bearing Typical Application Areas
This high-speed precision bearing is ideally suited for demanding applications where speed, accuracy, and reliability are critical. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: High-accuracy joints and arm assemblies.
- Medical & Dental Equipment: High-speed handpieces and scanners.
- Aerospace & Defense Systems: Gyroscopes, avionics cooling fans, and instrumentation.
- High-Frequency Motors and Spindles for the semiconductor and electronics manufacturing industry.
