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Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCA
Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCA

Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCA

The 71907 ACD/P4AQBCA is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of four bearings for balanced performance.

With a dynamic radial load capacity of 5445 lbf, it handles high speeds up to 56,000 RPM smoothly. The phenolic cage ensures durability, while the open design allows for easy lubrication.

Its extra light preload (Class A) ensures minimal friction, making it ideal for precision applications. The bearing operates efficiently in temperatures from -30°C to 110°C.

Perfect for high-precision machinery like spindles or CNC equipment, where accuracy and reliability are crucial. Weighing just 0.3kg, it’s lightweight yet robust for its size. Compliant with P4A tolerance standards for superior performance.

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Product Parameters

  • Part Number 71907 ACD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • 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 5445 lbf
  • Static Radial Load 5512 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.3 kg

Features

Performance Features of 71907 ACD/P4AQBCA Bearing

71907 ACD/P4AQBCA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 5445 lbf, it handles demanding conditions with ease.

The P4A tolerance class guarantees high precision, making it suitable for critical applications.

Application

Where Is 71907 ACD/P4AQBCA Bearing Used?
71907 ACD/P4AQBCA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage helps reduce friction, making it suitable for high-speed operations.

In robotics, 71907 ACD/P4AQBCA Bearing supports articulated arms, providing smooth movement and long service life. Its matched arrangement of four bearings enhances stability in dynamic applications.

For medical imaging devices, 71907 ACD/P4AQBCA Bearing’s P4A tolerance class guarantees consistent performance. The chrome steel construction ensures durability even in demanding environments.

Automotive applications like electric power steering benefit from 71907 ACD/P4AQBCA Bearing’s extra light preload. This feature helps maintain precise control while reducing energy consumption.

In 3D printers, 71907 ACD/P4AQBCA Bearing’s high-speed capability ensures smooth linear motion. The open design allows for easy lubrication, extending its operational life.

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