7026 CDGA/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7026 CDGA/P4A
Basic Information
System of measurement
Metric
Weight
3.23 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
130 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
200 mm
Outside diameter tolerance
-0.004mm to 0
Width
33 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
22.225 mm
Ball quantity
21
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
33300 lbf
Radial static load rating
35100 lbf
Limiting speed
11 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Number of bearings in matched set
3
Universal matching bearing
Universal Matchable (SU)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 658.45
/ each
In Stock
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7026 CDGA/P4A Bearing Product Overview & Core Advantages
The 7026 CDGA/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. Manufactured to P4A tolerance class, this bearing delivers superior running precision. Its 15° contact angle and extra light preload (Class A) make it ideally suited for applications involving high speeds and combination loads, where minimal deflection and high system rigidity are critical. The phenolic cage and universal matching (SU) capability further enhance its performance in complex, high-precision arrangements.
7026 CDGA/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Significance & Advantage |
|---|---|---|
| CDGA | Specific internal design for universal matching (SU) with 15° contact angle and extra light preload. | Enables precise bearing arrangements in sets (e.g., duplex pairs) for optimal stiffness and load sharing. |
| P4A | High-Precision Tolerance Class | Guarantees extremely tight dimensional and running accuracy, minimizing vibration and ensuring consistent performance in precision machinery. |
7026 CDGA/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The angular contact design and P4A tolerance class provide superior radial and axial rigidity, essential for applications requiring high positional accuracy and minimal runout.
- Combination Load Capacity: Engineered to support significant radial dynamic load rating (33300 lbf) and axial loads simultaneously, thanks to the optimized 15° contact angle.
- High-Speed Performance: The lightweight phenolic cage and precision-ground components contribute to a high limiting speed of 11,000 rpm, reducing centrifugal forces and operational temperatures.
- Universal Matching (SU): Designed as a universal matchable bearing, it can be paired in various preloaded arrangements (e.g., back-to-back, face-to-face) using bearings from the same manufacturing lot, simplifying assembly and enhancing system performance.
- Optimized Material Selection: Components made from chrome steel offer high hardness and durability, while the phenolic cage ensures smooth operation at high speeds.
7026 CDGA/P4A Bearing Typical Application Areas
This bearing is ideally deployed in high-performance machinery where precision, speed, and rigidity are paramount. Key sectors include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers requiring extreme accuracy.
- Precision Gearboxes: In applications demanding low noise, high torque, and minimal deflection.
- High-Frequency Motors and Spindles: Where rotational balance and high limiting speeds are critical.
- Industrial Pumps and Compressors: For handling combination loads in demanding fluid-handling systems.
- Aerospace and Defense Systems: In gyroscopes, control systems, and other precision instrumentation.
