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Super Precision Angular Contact Ball Bearings 71910 ACEGB/HCP4A

Super Precision Angular Contact Ball Bearings 71910 ACEGB/HCP4A

The 71910 ACEGB/HCP4A is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 2722 lbf and reaches speeds of 46,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and long service life.

The open design allows easy lubrication, while the P4A tolerance class guarantees precise performance. It works in temperatures from -30°C to 110°C.

Ideal for machine tools or spindle applications where precision is key. Weighing just 0.11kg, it’s lightweight yet robust. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71910 ACEGB/HCP4A
  • 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 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2722 lbf
  • Static Radial Load 1834 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.11 kg
Super Precision Angular Contact Ball Bearings 71910 ACEGB/HCP4A dimension drawing
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Features

How Is 71910 ACEGB/HCP4A Bearing Engineered for Reliability?

71910 ACEGB/HCP4A Bearing features a 25° contact angle, optimised for angular contact loads and precise operation.

Its chrome steel rings and ceramic balls reduce friction, enhancing durability and performance.

With a dynamic radial load capacity of 2722 lbf, it handles demanding applications efficiently.

The phenolic cage ensures smooth operation at high speeds, up to 46,000 rpm.

Application

Key Fields for 71910 ACEGB/HCP4A Bearing
71910 ACEGB/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 71910 ACEGB/HCP4A Bearing supports articulated arms, providing stability during repetitive movements. Its light preload and P4A tolerance class enhance performance in automated systems.

For aerospace components, 71910 ACEGB/HCP4A Bearing’s phenolic cage and chrome steel rings offer durability under varying temperatures. The open design allows for easy lubrication, extending service life in critical flight systems.

Medical imaging devices benefit from 71910 ACEGB/HCP4A Bearing’s low vibration and high-speed capabilities. The ceramic balls ensure quiet operation, essential for sensitive diagnostic equipment.

Q&A

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