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Super Precision Angular Contact Ball Bearings 71907 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 71907 ACDGB/P4A

The 71907 ACDGB/P4A 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 is designed for light preload applications.

This bearing handles radial loads up to 2077 lbf and can reach speeds of 56,000 RPM, making it suitable for high-performance machinery. Its open design allows for easy lubrication, while the phenolic cage ensures smooth operation.

With a tolerance class of P4A, it offers excellent precision and interchangeability with SKF bearings. Ideal for applications like spindles or high-speed tools where accuracy is crucial.

Weighing just 0.074kg, it’s lightweight yet durable. It can be used in back-to-back, face-to-face, or tandem arrangements for versatile setups. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71907 ACDGB/P4A
  • 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 10 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 No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2077 lbf
  • Static Radial Load 1395 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.074 kg
Super Precision Angular Contact Ball Bearings 71907 ACDGB/P4A dimension drawing
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Features

Why Choose 71907 ACDGB/P4A Bearing for Precision Tasks?

71907 ACDGB/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 2077 lbf, it performs reliably in high-speed applications up to 56,000 rpm.
The P4A tolerance class guarantees consistent accuracy, making it suitable for demanding industrial tasks.

Its open design allows for easy lubrication, extending service life even in continuous operation.
The lightweight construction at 0.074 kg ensures efficiency without compromising strength.

Application

Key Fields for 71907 ACDGB/P4A Bearing
71907 ACDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

In robotics, 71907 ACDGB/P4A Bearing provides smooth movement for articulated arms, thanks to its light preload and 25° contact angle. Its metric dimensions fit seamlessly into European and Asian robotic systems.

For medical imaging devices, 71907 ACDGB/P4A Bearing’s chrome steel construction offers reliable performance in demanding environments. The open seal type allows for easy lubrication, extending its service life in critical applications.

Automotive applications like electric motor shafts benefit from 71907 ACDGB/P4A Bearing’s dynamic radial load capacity. Its high-speed tolerance makes it a dependable choice for modern vehicle systems.

In 3D printers, 71907 ACDGB/P4A Bearing ensures precise linear motion, enhancing print quality. The lightweight design and phenolic cage contribute to quieter operation, ideal for home and office use.

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