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Super Precision Angular Contact Ball Bearings 71907 ACB/P4A
Super Precision Angular Contact Ball Bearings 71907 ACB/P4A

Super Precision Angular Contact Ball Bearings 71907 ACB/P4A

The 71907 ACB/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 1098 lbf and spins smoothly at speeds up to 48,000 RPM.

Its 25° contact angle and open design ensure efficient load distribution and easy maintenance. The phenolic cage adds durability while keeping the weight light at just 0.078kg.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. It operates well in temperatures from -30°C to 110°C and meets P4 tolerance standards for accuracy.

Interchangeable with SKF bearings, it offers a reliable solution for replacements or upgrades in demanding environments.

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Product Parameters

  • Part Number 71907 ACB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 25
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1098 lbf
  • Static Radial Load 776 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 48000 rpm
  • Weight 0.078 kg
  • Price($) 256.266

Features

Performance Features of 71907 ACB/P4A Bearing

71907 ACB/P4A 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 for smoother operation.

With a dynamic radial load capacity of 1098 lbf, 71907 ACB/P4A Bearing handles demanding conditions reliably.
The P4 tolerance class guarantees high precision, making it suitable for applications requiring tight tolerances.

71907 ACB/P4A Bearing operates efficiently at speeds up to 48,000 rpm, balancing performance and longevity.
Its open design allows for easy lubrication, ensuring consistent performance across a wide temperature range.

Application

Essential Roles of 71907 ACB/P4A Bearing
71907 ACB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The open seal type allows for efficient lubrication, extending its service life in demanding conditions.

In robotics, 71907 ACB/P4A Bearing supports articulated arms, providing smooth movement and stability. Its phenolic cage reduces friction, making it ideal for repetitive motions in automated systems.

For medical imaging devices, 71907 ACB/P4A Bearing’s chrome steel construction offers reliable performance under consistent radial loads. The P4 tolerance class ensures minimal vibration, crucial for sensitive diagnostic equipment.

In automotive applications, 71907 ACB/P4A Bearing enhances performance in gearbox systems, where its high-speed capability and load handling are key. The 25° contact angle optimises force distribution, reducing wear over time.

Consumer electronics like high-end printers benefit from 71907 ACB/P4A Bearing’s compact size and precision. Its lubricated design ensures quiet operation, perfect for home or office environments.

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