S7010 CD/P4ADBC
Sealed Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
S7010 CD/P4ADBC
Basic Information
System of measurement
Metric
Weight
0.51 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
80 mm
Outside diameter tolerance
-0.004mm to 0
Width
32 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
18
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
10980 lbf
Radial static load rating
10800 lbf
Limiting speed
46 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
Chrome Steel
Cage material
Phenolic
Technical Drawings
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In Stock
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S7010 CD/P4ADBC Bearing Product Overview & Core Advantages
The S7010 CD/P4ADBC is a precision duplex back-to-back angular contact ball bearing designed for demanding applications requiring exceptional rigidity and accuracy. This matched bearing set excels at handling combined loads, including significant radial loads and bidirectional axial loads simultaneously. Manufactured to a P4A tolerance class, it delivers superior running accuracy and rotational precision. Its compact design, featuring a phenolic cage and pre-lubrication, makes it an ideal solution for high-speed spindles and other high-reliability machinery where high rigidity and precise performance are paramount.
S7010 CD/P4ADBC Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7010 | Basic bearing designation (50mm bore, 80mm OD). |
| C | 15° contact angle. |
| D | Duplex (two bearings supplied as a set). |
| DB | Back-to-Back arrangement. |
| P4A | High precision tolerance class (superior to ABEC-7). |
| Moderate Preload (C) | Pre-set internal clearance for optimal stiffness and running accuracy. |
S7010 CD/P4ADBC Bearing Structural Features & Performance Benefits
- High Rigidity & Stability: The duplex back-to-back (DB) arrangement creates a wide, rigid support system that effectively resists moment loads and shaft deflection, ensuring exceptional operational stability.
- Superior Load Capacity: As a double row angular contact ball bearing in a matched set, it is engineered to handle significant combined radial and axial loads from both directions, making it suitable for complex loading conditions.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the grease lubrication and 15° contact angle contribute to a high limiting speed of 46,000 rpm.
- Precision & Longevity: Manufactured to P4A dimensional and running accuracy standards from high-grade chrome steel, this bearing ensures minimal vibration, low noise, and extended service life in precision applications.
S7010 CD/P4ADBC Bearing Typical Application Areas
This bearing is ideally suited for high-performance applications, including:
- Machine Tool Spindles (High-speed milling, grinding, and turning centers)
- Precision Gearboxes
- High-Frequency Motors and Spindles
- Industrial Pumps and Compressors
- Robotic Arms and Precision Positioning Systems
