7015 ACE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7015 ACE/P4A
Basic Information
System of measurement
Metric
Weight
0.65 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
75 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
115 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
26
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5558 lbf
Radial static load rating
4590 lbf
Limiting speed
23 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:
$ 602.97
/ each
In Stock
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7015 ACE/P4A Bearing Product Overview & Core Advantages
The 7015 ACE/P4A is a high-precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Engineered to a P4 (ABEC-7) tolerance class, this bearing is optimized to handle combined loads, accommodating significant axial loads in one direction alongside radial loads. Its 25° contact angle and phenolic cage contribute to superior high-speed performance and thermal stability. Pre-lubricated and available with a preload, it offers a compact, ready-to-install solution for high-reliability machinery.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 7015 | Basic series and size designation (75mm bore, 115mm OD, 20mm width). |
| ACE | Specific internal design with a 25° contact angle and optimized internal geometry. |
| P4A | Indicates a high-precision tolerance class equivalent to ABEC-7. The "A" suffix denotes specific tolerance deviations for the outer ring. |
7015 ACE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Load Capacity: The single-row design with a 25° contact angle provides excellent resistance to combined loads, making it ideal for applications with high axial thrust requirements.
- Superior High-Speed Performance: The lightweight, robust phenolic resin cage ensures stable operation and reduced centrifugal forces at the limiting speed of 23,000 rpm.
- Precision Engineering: Manufactured to P4 tolerance class with tight dimensional control on the bore diameter and outside diameter, ensuring minimal runout and vibration for smooth operation.
- Optimized for Performance: The bearing is pre-lubricated and available with a preload, reducing installation complexity and ensuring immediate, optimal performance with a radial dynamic load rating of 5558 lbf.
7015 ACE/P4A Bearing Typical Application Areas
This precision angular contact ball bearing is ideally suited for:
- Machine Tool Spindles: Providing high-speed, high-rigidity support for milling, grinding, and lathe applications.
- High-Frequency Motors and Spindles: Where precise rotational accuracy and thermal stability are critical.
- Precision Gearboxes and Pumps: Handling combined radial and axial loads in compact, high-performance assemblies.
- Aerospace and Medical Equipment: Applications requiring reliable performance under demanding conditions and tight tolerance classes.
