7010 ACE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7010 ACE/P4A
Basic Information
System of measurement
Metric
Weight
0.25 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.006mm to 0
Outside diameter
80 mm
Outside diameter tolerance
-0.007mm to 0
Width
16 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
21
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
3330 lbf
Radial static load rating
2250 lbf
Limiting speed
34 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
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:
$ 292.51
/ each
In Stock
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7010 ACE/P4A Bearing Product Overview & Core Advantages
The 7010 ACE/P4A is a single row angular contact ball bearing designed for applications demanding high precision and superior performance under combined loads. Engineered to a P4 (ABEC-7) tolerance class, it excels in high-speed scenarios, with a limiting speed of 34,000 rpm. Its key advantage lies in its ability to support significant radial loads and unidirectional axial loads simultaneously, thanks to its 25° contact angle. The bearing is preloaded for enhanced rigidity and is pre-lubricated for immediate use, making it an ideal, compact solution for high-reliability machinery.
7010 ACE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7010 | Basic bearing designation indicating a metric series with a 50 mm bore and 80 mm outside diameter. |
| ACE | Internal design code specific to the manufacturer, typically indicating optimized internal geometry and contact angle for high performance. |
| P4A | Denotes a P4 tolerance class (equivalent to ABEC-7), signifying extremely tight dimensional and running accuracy for precision applications. |
7010 ACE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: Manufactured to P4 tolerance class with a preload, this bearing provides exceptional running accuracy and stiffness, minimizing deflection under load for superior positional control.
- Optimized Load Capacity: The 25° contact angle is engineered to efficiently handle combined radial and axial loads in one direction, making it suitable for applications with significant thrust components.
- Superior High-Speed Performance: The lightweight phenolic resin cage ensures stability and low friction at high rotational speeds, contributing to the high limiting speed of 34,000 rpm.
- Material Integrity: Constructed from chrome steel for both rings and balls, the bearing offers high hardness, wear resistance, and a long operational life under demanding conditions.
7010 ACE/P4A Bearing Typical Application Areas
This precision angular contact ball bearing is ideally suited for high-performance applications including:
- Machine Tool Spindles
- High-Frequency Motors
- Precision Grinding Spindles
- Robotic Drives and Actuators
- Medical and Dental Equipment
- Aerospace Instrumentation
