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Super Precision Angular Contact Ball Bearings 71907 CE/HCP4AQBCA
Super Precision Angular Contact Ball Bearings 71907 CE/HCP4AQBCA

Super Precision Angular Contact Ball Bearings 71907 CE/HCP4AQBCA

The 71907 CE/HCP4AQBCA is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched set of four bearings for balanced performance.

This bearing handles radial loads up to 4568 lbf and spins smoothly at speeds up to 56,000 RPM, thanks to its ceramic balls and phenolic cage. Its open design allows for easy lubrication and maintenance.

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

Perfect for use in machine tools or high-speed spindles where precision and durability are key. Weighing just 0.27kg, it’s lightweight yet robust for its size. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71907 CE/HCP4AQBCA
  • 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 19
  • Contact Angle 15°
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4568 lbf
  • Static Radial Load 4185 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.27 kg

Features

Performance Features of 71907 CE/HCP4AQBCA Bearing

71907 CE/HCP4AQBCA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 15° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 4568 lbf, it suits demanding applications.

71907 CE/HCP4AQBCA Bearing operates smoothly at speeds up to 56,000 rpm.
Its extra light preload (Class A) ensures minimal friction and optimal accuracy.

The open design allows for easy lubrication, extending service life.
It performs reliably within a temperature range of -30°C to 110°C.

Application

Industrial Uses of 71907 CE/HCP4AQBCA Bearing
71907 CE/HCP4AQBCA Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment, crucial for maintaining accuracy in CNC machining.

In robotics, 71907 CE/HCP4AQBCA Bearing supports articulated arms, providing smooth motion and durability under angular loads. Its matched set of four bearings offers stability in repetitive, high-precision tasks.

For aerospace applications, 71907 CE/HCP4AQBCA Bearing’s lightweight design and high-speed capability make it suitable for gyroscopes and avionics. The chrome steel rings withstand harsh conditions while maintaining performance.

Automotive vs Aerospace: Applications of 71907 CE/HCP4AQBCA Bearing
In automotive systems, 71907 CE/HCP4AQBCA Bearing enhances performance in turbochargers, where its high-speed tolerance and angular contact design are vital. The ceramic balls also reduce wear in demanding environments.

For aerospace, 71907 CE/HCP4AQBCA Bearing excels in flight control systems, offering reliability and precision. Its phenolic cage ensures quiet operation, essential for sensitive equipment.

What Makes 71907 CE/HCP4AQBCA Bearing a Preferred Choice?
71907 CE/HCP4AQBCA Bearing’s combination of ceramic balls and phenolic cage makes it ideal for applications requiring low friction and high speed. The extra light preload ensures smooth operation in precision instruments.

Its matched set configuration provides consistent performance in multi-bearing setups, such as industrial pumps or compressors. The P4A tolerance class guarantees tight tolerances for critical applications.

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