S7014 ACE/P4A
Sealed Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
S7014 ACE/P4A
Basic Information
System of measurement
Metric
Weight
0.64 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
110 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
25
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5062 lbf
Radial static load rating
3892 lbf
Limiting speed
15.5 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:
$ 612.34
/ each
In Stock
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S7014 ACE/P4A Bearing Product Overview & Core Advantages
The S7014 ACE/P4A is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high rigidity. Engineered to P4 (ABEC-7) tolerance class, it delivers superior running precision. This bearing is preloaded and features a phenolic cage, enabling it to handle combined loads (radial and axial) simultaneously with high reliability. Its compact design and high-performance construction make it ideal for high-speed, high-precision machinery where stability and long service life are critical.
S7014 ACE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7014 | Basic bearing series designation, indicating a 70mm bore, 110mm OD, and 20mm width. |
| ACE | Signifies a 25° contact angle and a specific internal design optimized for high rigidity and precise operation. |
| P4A | Denotes the tolerance class P4 (ABEC-7), ensuring extremely tight dimensional and running accuracy for precision applications. |
S7014 ACE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The 25° contact angle and preload configuration provide exceptional system stiffness, minimizing deflection under load and ensuring precise shaft positioning, which is crucial for machine tool spindles.
- Superior Load Capacity: Designed as an angular contact bearing, it efficiently supports combined radial and axial loads in one direction. The dynamic load rating of 5062 lbf confirms its durability.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, lowers friction, and contributes to a high limiting speed of 15,500 rpm. This makes it an excellent high-speed bearing.
- Ready-to-Use & Reliable: The bearing comes sealed and lubricated from the factory, protecting it from contamination and providing immediate, maintenance-free operation within its specified temperature range.
S7014 ACE/P4A Bearing Typical Application Areas
This precision angular contact ball bearing is ideally suited for high-performance applications, including:
- Machine Tool Spindles (milling, grinding, and lathe spindles)
- High-Speed Motors and Spindles
- Precision Gearboxes
- Industrial Pumps and Compressors
- Robotics and Automation Equipment
