Angular Contact Ball Bearings
AMIGO manufactures angular contact ball bearings for shaft diameters from 6 to 360 mm. With varying application requirements, the AMIGO range includes four ISO dimension series in numerous executions. This diverse selection allows incorporation into nearly every machine tool application and other scenarios requiring precision bearings.
- High Load Capacity
Supports both radial and axial loads, making them suitable for applications with combined loads. - High Speed Capability
Designed for high-speed operation due to reduced friction and optimized raceway geometry. - Axial Load in One Direction
Typically accommodates axial loads in one direction; can be paired for two-way support. - High Stiffness
Provides increased rigidity, ensuring precision and stability in demanding applications. - Low Friction
Optimized design ensures minimal friction, reducing heat generation and improving efficiency. - Extended Service Life
Advanced surface finishes and materials enhance wear resistance and durability.
AMIGO Angular contact ball bearings are widely used in various industries. Their availability matches their versatility across numerous applications in a wide range of designs, variants, and sizes. Examples of applications include:
- Machine Tools
- Electric Motors
- Automotive Transmissions
- Pumps and Compressors
- Wind Turbines
- Aerospace Equipment
- Robotics
- Railway Axles
- Medical Devices
- Industrial Gearboxes
Angular Contact Ball Bearings - Designs and Variants
Ultra Light 718 Series
The ultra light 718 series of angular contact ball bearings are optimized for precision applications requiring minimal weight and high speed. They offer excellent performance in delicate machinery while reducing energy consumption.
Extremely Light 719 Series
Angular contact ball bearings in the extremely light 719 series are designed for high-speed applications. Their lightweight construction ensures minimal friction and heat generation, contributing to energy efficiency and prolonged bearing life.
Light 70 Series
The light 70 series provides a balanced design between load capacity and speed, making it ideal for general machinery that requires dependable performance and moderate bearing weight.
Robust 72 Series
For more demanding applications, the robust 72 series delivers high load capacity with enhanced durability, suitable for heavy-duty machinery requiring longer operational life and reliability.
15° Contact Angle (C Suffix)
Angular contact ball bearings with a 15° contact angle (designation suffix C) offer moderate axial load-carrying capacity and can withstand radial and axial loads in both directions.
25° Contact Angle (AC Suffix)
The 25° contact angle (designation suffix AC) in angular contact ball bearings provides higher axial load-carrying capacity, making them suitable for more demanding axial load applications.
18° Designation Suffix F
For S70 W series bearings, the contact angle is 18° (designation suffix F). For other series, bearings with an 18° contact angle (designation suffix F) are available on request.
Angular Contact Ball Bearings Size Chart
| Designation | d [mm] | D [mm] | B |
|---|---|---|---|
| 71800 CD/P4DBA | 10 | 19 | 10 |
| 71800 CD/P4DBB | 10 | 19 | 10 |
| 71800 CD/P4DBC | 10 | 19 | 10 |
| 71800 CD/P4DGA | 10 | 19 | 10 |
| 71800 CD/P4DGAVT105F2 | 10 | 19 | 10 |
| 71800 CD/P4DGB | 10 | 19 | 10 |
| 71800 CDGA/HCP4 | 10 | 19 | 10 |
| 71800 CDGA/P4 | 10 | 19 | 10 |
| 71800 CDGB/P4 | 10 | 19 | 5 |
| 71900 ACD/P4A | 10 | 22 | 12 |
| 71900 ACD/P4DBA | 10 | 22 | 12 |
| 71900 ACD/P4DGB | 10 | 22 | 12 |
| 71900 ACD/P4ATBTA | 10 | 22 | 12 |
| 71900 ACDGA/P4A | 10 | 22 | 12 |
| 71900 ACDGA/HCP4A | 10 | 22 | 12 |
| 71900 ACGDGB/P4 | 10 | 22 | 12 |
| 71900 ACDGB/P4A | 10 | 22 | 12 |
| 71900 ACE/P4ADGA | 10 | 22 | 12 |
| 71900 ACE/P4ADT | 10 | 22 | 12 |
| 71900 ACDGB/P4A | 10 | 22 | 12 |
| 71900 ACD/P4ADTB | 10 | 22 | 12 |
| 71900 CD/HCP4A | 10 | 22 | 12 |
| 71900 CD/P4DGA | 10 | 22 | 12 |
| 71900 CD/P4DT | 10 | 22 | 12 |
Recommended Reading
Frequently Asked Questions (FAQs)
Q: How does the contact angle affect Angular Contact Ball Bearings?
A: The contact angle of the bearings determines the axial load capacity. A larger contact angle allows for higher axial load capacity, which can be critical for certain applications.
Q: What are the main applications of Angular Contact Ball Bearings?
A: Angular Contact Ball Bearings are commonly used in machine tools, electric motors, automotive gearboxes, pumps, wind turbines, and industrial machinery.
Q: Can Angular Contact Ball Bearings support axial loads in both directions?
A: Yes, paired sets of Angular Contact Ball Bearings can handle axial loads in both directions, providing versatile load handling capability for demanding applications.
Q: How are Angular Contact Ball Bearings typically arranged?
A: Angular Contact Ball Bearings can be arranged in pairs, in back-to-back, face-to-face, or tandem configurations to optimize load capacity and operational performance.
Q: What makes Angular Contact Ball Bearings ideal for high-speed applications?
A: Their design allows for minimal friction and high rotational accuracy, making them ideal for applications requiring high speeds, such as motors and turbines.
Q: What benefits do double row Angular Contact Ball Bearings offer?
A: Double row Angular Contact Ball Bearings provide the same benefits as two single row bearings in a back-to-back arrangement, offering enhanced load capacity and greater space efficiency.
Q: Can Angular Contact Ball Bearings be used in precision applications?
A: Yes, their ability to maintain high rotational accuracy and load distribution makes them suitable for precision applications like robotics, aerospace, and medical devices.
Q: What lubrication methods are best for Angular Contact Ball Bearings?
A: Lubrication for Angular Contact Ball Bearings typically involves oil or grease, and maintaining proper lubrication is essential for reducing friction and extending bearing life.
Q: How can the lifespan of Angular Contact Ball Bearings be extended?
A: Regular maintenance, proper lubrication, and ensuring correct installation practices can significantly enhance the lifespan and reliability of Angular Contact Ball Bearings.