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Super Precision Angular Contact Ball Bearings 71912 CD/P4ATBTA

Super Precision Angular Contact Ball Bearings 71912 CD/P4ATBTA

The 71912 CD/P4ATBTA is a super precision angular contact ball bearing, measuring 60mm by 85mm by 39mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a set of three matched bearings for balanced performance.

With a dynamic radial load capacity of 9518 lbf, it handles high-speed operations up to 31,000 RPM smoothly. The phenolic cage ensures quiet and efficient rotation, even under demanding conditions.

Its open design allows for easy lubrication, while the extra-light preload (Class A) ensures minimal friction. The bearing operates reliably in temperatures ranging from -30°C to 110°C.

Ideal for precision applications like machine tool spindles or high-speed robotics, where accuracy and stability are crucial. Weighing 0.57kg, it’s a robust yet lightweight solution for angular contact needs. Compliant with P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 71912 CD/P4ATBTA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 39 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9518 lbf
  • Static Radial Load 10462 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.57 kg
Super Precision Angular Contact Ball Bearings 71912 CD/P4ATBTA dimension drawing
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Features

Performance Features of 71912 CD/P4ATBTA Bearing

71912 CD/P4ATBTA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under high radial loads.

The phenolic cage in 71912 CD/P4ATBTA Bearing enhances stability, reducing friction and wear during operation.
With a dynamic radial load capacity of 9518 lbf, it handles demanding conditions efficiently.

71912 CD/P4ATBTA Bearing operates smoothly at speeds up to 31,000 rpm, making it suitable for high-speed applications.
Its extra light preload (Class A) ensures precision and reduces vibration.

The matched arrangement of three bearings (TBT) provides balanced performance in complex setups.
71912 CD/P4ATBTA Bearing works reliably within a temperature range of -30°C to 110°C.

Application

Industrial Uses of 71912 CD/P4ATBTA Bearing
71912 CD/P4ATBTA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial environments.

Where Is 71912 CD/P4ATBTA Bearing Used?
In automotive applications, 71912 CD/P4ATBTA Bearing supports high-speed components like turbochargers and transmission systems. Its phenolic cage offers durability and reduces friction during operation.

Perfect Fit for Automation: 71912 CD/P4ATBTA Bearing
For robotic arms and automated systems, 71912 CD/P4ATBTA Bearing delivers reliable performance with its extra-light preload. The chrome steel construction ensures long service life even under continuous use.

Medical vs Industrial: Where 71912 CD/P4ATBTA Bearing Excels
In medical imaging devices, 71912 CD/P4ATBTA Bearing provides smooth and quiet operation, essential for precision diagnostics. Its P4A tolerance class makes it suitable for both medical and industrial high-accuracy needs.

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