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Super Precision Angular Contact Ball Bearings 71813 ACD/P4TBTB

Super Precision Angular Contact Ball Bearings 71813 ACD/P4TBTB

The 71813 ACD/P4TBTB is a super precision angular contact ball bearing with a 65mm bore and 85mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 6210 lbf and spins smoothly at high speeds up to 36,000 RPM.

With a 25° contact angle and light preload, it offers precise performance in matched sets of three bearings. The open design and phenolic cage ensure reliable operation and easy maintenance.

This bearing is ideal for high-precision applications like machine tool spindles or high-speed robotics. Its P4 tolerance class guarantees consistent accuracy under demanding conditions.

Weighing 0.38kg, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 71813 ACD/P4TBTB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 29
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 6210 lbf
  • Static Radial Load 9338 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.38 kg
Super Precision Angular Contact Ball Bearings 71813 ACD/P4TBTB dimension drawing
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Features

Performance Features of 71813 ACD/P4TBTB Bearing

71813 ACD/P4TBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under high-speed conditions.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 6210 lbf, it handles demanding tasks with reliability.

71813 ACD/P4TBTB Bearing operates efficiently at speeds up to 36,000 rpm, making it suitable for precision machinery.
Its P4 tolerance class ensures high accuracy, meeting strict industry standards.

The matched arrangement of three bearings provides balanced performance in complex setups.
Light preload class B further enhances stability and reduces vibration during operation.

71813 ACD/P4TBTB Bearing functions reliably within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring long service life with minimal maintenance.

Application

Common Applications of 71813 ACD/P4TBTB Bearing
In industrial settings, 71813 ACD/P4TBTB Bearing is frequently used in high-speed spindles and machine tools, where its precision and light preload ensure smooth operation. The matched arrangement of three bearings provides excellent stability for demanding applications.

For automotive enthusiasts, 71813 ACD/P4TBTB Bearing works well in performance gearboxes and drivetrain components, thanks to its angular contact design. The chrome steel construction offers durability under heavy loads and high speeds.

In robotics, 71813 ACD/P4TBTB Bearing is a reliable choice for articulated arms and precision joints, where low friction and high accuracy are essential. The phenolic cage helps reduce weight while maintaining strength.

Medical imaging devices often rely on 71813 ACD/P4TBTB Bearing for its quiet and consistent performance. The P4 tolerance class ensures minimal vibration, which is critical for sensitive equipment.

For automation systems, 71813 ACD/P4TBTB Bearing supports linear actuators and conveyor belts, providing long service life even in continuous operation. Its open design allows for easy lubrication and maintenance.

Q&A

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