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Super Precision Angular Contact Ball Bearings 71910 ACE/HCP4ADGB

Super Precision Angular Contact Ball Bearings 71910 ACE/HCP4ADGB

The 71910 ACE/HCP4ADGB 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 4478 lbf and spins at speeds up to 46,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and reduces friction.

Designed for universal matching, it can be arranged back-to-back, face-to-face, or tandem. The open seal allows easy lubrication and maintenance. Ideal for precision machinery like spindles or CNC equipment.

Weighing just 0.22kg, it’s lightweight yet robust. Compliant with P4A tolerance class, it offers reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71910 ACE/HCP4ADGB
  • 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 24 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 Universal matching
  • 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 4478 lbf
  • Static Radial Load 3668 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.22 kg
Super Precision Angular Contact Ball Bearings 71910 ACE/HCP4ADGB dimension drawing
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Features

Performance Features of 71910 ACE/HCP4ADGB Bearing

71910 ACE/HCP4ADGB Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle provides excellent angular contact performance, suitable for complex load conditions.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 4478 lbf, it handles demanding applications with ease.

71910 ACE/HCP4ADGB Bearing operates at speeds up to 46,000 rpm, making it ideal for high-speed machinery.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

The P4A tolerance class ensures superior precision, meeting stringent industry standards.
Lubrication is optimised for consistent performance across a temperature range of -30°C to 110°C.

Application

Key Fields for 71910 ACE/HCP4ADGB Bearing
71910 ACE/HCP4ADGB Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The ceramic balls reduce friction, making it ideal for applications requiring minimal heat generation.

In robotics, 71910 ACE/HCP4ADGB Bearing supports articulated arms, providing stability and accuracy in repetitive movements. Its universal matching feature allows for flexible installation in various configurations.

For aerospace components, 71910 ACE/HCP4ADGB Bearing’s light preload and high-speed capability make it suitable for actuators and control systems. The phenolic cage offers durability in demanding environments.

Where Is 71910 ACE/HCP4ADGB Bearing Used?
71910 ACE/HCP4ADGB Bearing can be found in dental drills, where its high-speed performance and precision are essential. The open design allows for easy lubrication, ensuring long service life.

In 3D printers, 71910 ACE/HCP4ADGB Bearing enables precise linear motion, contributing to accurate print quality. The ceramic balls also help reduce noise during operation.

Built for Heavy-Duty Use: 71910 ACE/HCP4ADGB Bearing
71910 ACE/HCP4ADGB Bearing is commonly used in industrial pumps, handling both radial and axial loads with ease. Its chrome steel rings provide excellent wear resistance.

For electric motors, 71910 ACE/HCP4ADGB Bearing’s light preload ensures efficient energy transfer. The P4A tolerance class guarantees consistent performance under varying loads.

Automotive vs Aerospace: Applications of 71910 ACE/HCP4ADGB Bearing
In automotive transmissions, 71910 ACE/HCP4ADGB Bearing supports high-speed shafts, ensuring smooth gear shifts. Its ceramic balls reduce friction, improving fuel efficiency.

For aerospace applications, 71910 ACE/HCP4ADGB Bearing is used in flight control systems, where reliability and precision are critical. The universal matching feature simplifies maintenance.

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