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Super Precision Angular Contact Ball Bearings 71912 ACEGA/HCP4AH1

Super Precision Angular Contact Ball Bearings 71912 ACEGA/HCP4AH1

The 71912 ACEGA/HCP4AH1 is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation at speeds up to 36,000 RPM.

This bearing handles radial loads up to 3442 lbf and comes pre-lubricated for easy maintenance. The phenolic cage and chrome steel rings provide durability, while the open design allows for efficient heat dissipation.

With a P4A tolerance class, it offers exceptional accuracy for demanding tasks. The bearing can be paired in back-to-back, face-to-face, or tandem configurations for versatile use.

Ideal for machine tools or high-speed spindles, it operates in temperatures from -30°C to 110°C. Weighing just 0.16kg, it’s lightweight yet robust for precision applications.

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Product Parameters

  • Part Number 71912 ACEGA/HCP4AH1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 23
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3442 lbf
  • Static Radial Load 2475 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.16 kg
Super Precision Angular Contact Ball Bearings 71912 ACEGA/HCP4AH1 dimension drawing
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Features

Performance Features of 71912 ACEGA/HCP4AH1 Bearing

71912 ACEGA/HCP4AH1 Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation at high speeds.

The phenolic cage in 71912 ACEGA/HCP4AH1 Bearing provides excellent heat resistance and durability.
With a maximum speed of 36,000 rpm, it is suitable for high-performance applications.

71912 ACEGA/HCP4AH1 Bearing’s extra light preload enhances precision, making it perfect for demanding tasks.
Its open design allows for easy lubrication, maintaining optimal performance over time.

Application

Super Precision Angular Contact Ball Bearings 71912 ACEGA/HCP4AH1 excel in high-speed machine tool spindles, where their 25° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making them ideal for precision grinding applications.

In robotics, 71912 ACEGA/HCP4AH1 provides smooth motion control in articulated arms, thanks to its extra-light preload and phenolic cage. The P4A tolerance class guarantees consistent performance in automated assembly lines.

For aerospace components, 71912 ACEGA/HCP4AH1’s chrome steel rings and ceramic balls withstand extreme speeds up to 36,000 rpm. Its universal matching capability allows flexible configurations for compact designs.

Medical imaging devices benefit from 71912 ACEGA/HCP4AH1’s low vibration and thermal stability. The lubricated design ensures quiet operation in sensitive diagnostic equipment.

In electric vehicle motors, 71912 ACEGA/HCP4AH1 handles angular loads efficiently while maintaining energy efficiency. The metric dimensions make it compatible with European and Asian motor designs.

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