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Super Precision Angular Contact Ball Bearings 7210 ACD/P4AQBTB

Super Precision Angular Contact Ball Bearings 7210 ACD/P4AQBTB

The 7210 ACD/P4AQBTB is a super precision angular contact ball bearing with a 50mm bore and 90mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 25200 lbf and operates smoothly at speeds up to 46000 RPM.

Its 25° contact angle and matched arrangement of four bearings ensure stable performance under angular loads. The phenolic cage offers quiet operation and long service life.

Preloaded for light use, this bearing is ideal for high-precision applications like machine tool spindles or robotics. It works well in temperatures from -30°C to 110°C.

Weighing 1.85kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7210 ACD/P4AQBTB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 80 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <>>> QBT
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 25200 lbf
  • Static Radial Load 29025 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 1.85 kg
Super Precision Angular Contact Ball Bearings 7210 ACD/P4AQBTB dimension drawing
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Features

Performance Features of 7210 ACD/P4AQBTB Bearing

7210 ACD/P4AQBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 25,200 lbf.

With a maximum speed of 46,000 rpm, it delivers smooth performance in high-speed operations.

Its phenolic cage ensures stability, reducing friction and extending service life.

Application

Industrial Uses of 7210 ACD/P4AQBTB Bearing
The 7210 ACD/P4AQBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its light preload and P4A tolerance class make it suitable for applications demanding minimal vibration.

In automotive applications, 7210 ACD/P4AQBTB Bearing supports high-speed components like electric motor shafts, thanks to its balanced load distribution. The phenolic cage adds durability, making it reliable for long-term use.

For robotics, 7210 ACD/P4AQBTB Bearing excels in articulated arms, where smooth movement and precision are key. The matched set of four bearings enhances stability in complex motion systems.

Medical imaging devices benefit from 7210 ACD/P4AQBTB Bearing’s consistent performance, ensuring quiet and reliable operation. The chrome steel construction resists wear, even in frequent use scenarios.

In automation systems, 7210 ACD/P4AQBTB Bearing is a go-to for conveyor belts and rotary tables, where its high-speed capability shines. The open design allows for easy lubrication, reducing maintenance downtime.

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