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Super Precision Angular Contact Ball Bearings 71914 ACB/HCP4ADT

Super Precision Angular Contact Ball Bearings 71914 ACB/HCP4ADT

The 71914 ACB/HCP4ADT is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, designed for high-performance applications. Its 25° contact angle and ceramic balls ensure smooth operation under angular loads.

This matched set of two bearings comes preloaded for immediate use, handling dynamic radial loads up to 4770 lbf. It spins at speeds up to 28,000 RPM, making it suitable for high-speed machinery.

Made from chrome steel with a phenolic cage, it offers durability and stability in temperatures from -30°C to 110°C. The open design allows for easy lubrication and maintenance.

Ideal for precision equipment like machine tool spindles or high-speed motors, where accuracy and reliability are crucial. Weighing 0.66kg, it balances strength and lightweight performance.

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Product Parameters

  • Part Number 71914 ACB/HCP4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 32
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4770 lbf
  • Static Radial Load 5310 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.66 kg
Super Precision Angular Contact Ball Bearings 71914 ACB/HCP4ADT dimension drawing
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Features

Performance Features of 71914 ACB/HCP4ADT Bearing

71914 ACB/HCP4ADT Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance under dynamic radial loads up to 4770 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 28,000 rpm.
With a matched arrangement of two bearings, it offers balanced load distribution and stability.

71914 ACB/HCP4ADT Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its P4A tolerance class guarantees precision, making it ideal for demanding industrial uses.

The open design allows for easy lubrication, maintaining optimal performance over time.
This bearing’s durable construction ensures reliability in high-speed and high-load scenarios.

Application

Industrial Uses of 71914 ACB/HCP4ADT Bearing
71914 ACB/HCP4ADT Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle provides excellent radial and axial load support for precision machining.

In automotive applications, 71914 ACB/HCP4ADT Bearing fits well in performance gearboxes, handling both speed and angular loads efficiently. Its P4A tolerance ensures consistent alignment under demanding conditions.

For robotics, 71914 ACB/HCP4ADT Bearing’s matched arrangement offers stability in articulated arms, while the open design allows easy lubrication. The ceramic balls also minimise wear in repetitive motion scenarios.

Medical imaging devices benefit from 71914 ACB/HCP4ADT Bearing’s smooth operation and low vibration, critical for clear scans. The phenolic cage resists corrosion in sterilised environments.

In 3D printers, 71914 ACB/HCP4ADT Bearing’s precision reduces layer misalignment, improving print quality. The lubricated design ensures quiet operation for desktop use.

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