S7016 CB/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7016 CB/P4A
Basic Information
System of measurement
Metric
Weight
0.92 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
80 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
125 mm
Outside diameter tolerance
-0.009mm to 0
Width
22 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
27
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5962 lbf
Radial static load rating
5130 lbf
Limiting speed
14 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:
$ 846.89
/ each
In Stock
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S7016 CB/P4A Bearing Product Overview & Core Advantages
The S7016 CB/P4A is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Engineered to simultaneously handle combined radial and axial loads, this single-row bearing features a 15° contact angle and is supplied with a preload for enhanced system stiffness and precise shaft positioning. Manufactured to P4 (ABEC-7) tolerance class, it is ideal for high-speed, high-reliability machinery where minimal runout and consistent performance are critical.
S7016 CB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Benefit |
|---|---|---|
| CB | Specific internal clearance and preload class | Provides a consistent, moderate preload for optimal rigidity and positioning accuracy without excessive friction or heat generation. |
| P4A | Dimensional and running accuracy to P4 (ABEC-7) tolerance | Ensures extremely tight tolerances on bore, outside diameter, and width for superior precision and smooth operation in demanding applications. |
S7016 CB/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The 15° contact angle and factory-applied preload (CB) work in unison to deliver high system stiffness, minimizing deflection under load and ensuring precise shaft guidance. The P4 tolerance class guarantees dimensional stability and low vibration.
- Superior Load Capacity: Optimized for combined loads, this bearing efficiently supports significant radial forces while accommodating substantial thrust loads in one direction.
- High-Speed Capability: The lightweight and robust phenolic resin cage ensures stable operation and guides the balls effectively, contributing to the high limiting speed of 14,000 rpm. This makes it an excellent high-speed bearing solution.
- Durability and Reliability: Constructed from high-grade chrome steel for both rings and balls, the bearing offers excellent wear resistance and long service life. It comes pre-lubricated for immediate operation.
S7016 CB/P4A Bearing Typical Application Areas
The S7016 CB/P4A is engineered for high-performance applications across various industries, including:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers requiring extreme precision and rigidity.
- Precision Gearboxes: Especially in high-RPM industrial drives and robotics.
- High-Frequency Motors and Spindles: Used in applications from CNC machining to electric vehicle systems.
- Medical and Laboratory Equipment: Where quiet, reliable, and precise rotation is essential.
- Aerospace Actuation Systems: For control surface mechanisms and auxiliary drives.
