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Super Precision Angular Contact Ball Bearings 71910 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings 71910 ACD/P4ATBTC

The 71910 ACD/P4ATBTC is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 6210 lbf and spins smoothly at speeds up to 46,000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing comes in a matched set of three, arranged in a TBT configuration for balanced performance. Ideal for machine tools or high-speed spindles where precision is key.

Weighing 0.39kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 71910 ACD/P4ATBTC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 25
  • Contact Angle 25°
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6210 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.39 kg
Super Precision Angular Contact Ball Bearings 71910 ACD/P4ATBTC dimension drawing
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Features

Performance Features of 71910 ACD/P4ATBTC Bearing

71910 ACD/P4ATBTC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under dynamic radial loads up to 6210 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at high speeds.
With a maximum speed of 46,000 rpm, it delivers smooth operation in precision tasks.

71910 ACD/P4ATBTC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of three bearings provides stability and balanced load handling.

The moderate preload (Class C) ensures consistent performance without excessive rigidity.
This bearing is lubricated for reduced maintenance and extended service life.

Application

Industrial Uses of 71910 ACD/P4ATBTC Bearing
71910 ACD/P4ATBTC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In robotics, 71910 ACD/P4ATBTC Bearing supports articulated arms, providing smooth movement and long service life. Its phenolic cage reduces friction, making it ideal for repetitive tasks.

For aerospace applications, 71910 ACD/P4ATBTC Bearing handles both radial and axial loads in components like landing gear systems. The P4A tolerance class guarantees consistent performance under demanding conditions.

What Makes 71910 ACD/P4ATBTC Bearing a Preferred Choice?
71910 ACD/P4ATBTC Bearing is a reliable option for CNC lathes, where its chrome steel construction withstands high-speed rotations. The matched arrangement of three bearings enhances load distribution.

In medical imaging devices, 71910 ACD/P4ATBTC Bearing ensures precise positioning of moving parts. Its open design allows for easy lubrication, extending maintenance intervals.

For electric motors, 71910 ACD/P4ATBTC Bearing reduces vibration and noise, improving overall efficiency. The 25° contact angle optimises performance under combined loads.

Built for Heavy-Duty Use: 71910 ACD/P4ATBTC Bearing
71910 ACD/P4ATBTC Bearing excels in industrial pumps, handling both radial and thrust loads with ease. Its phenolic cage offers excellent resistance to heat and chemicals.

In automation systems, 71910 ACD/P4ATBTC Bearing ensures smooth operation of linear guides and positioning stages. The high-speed capability makes it suitable for rapid movements.

For precision instruments, 71910 ACD/P4ATBTC Bearing provides reliable performance in environments requiring minimal vibration. The P4A tolerance ensures consistent accuracy over time.

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