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Super Precision Angular Contact Ball Bearings S71912 ACB/HCP4AQGA

Super Precision Angular Contact Ball Bearings S71912 ACB/HCP4AQGA

The S71912 ACB/HCP4AQGA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under high speeds, up to 36,000 RPM.

This sealed bearing comes with a phenolic cage and grease lubrication, making it low-maintenance and long-lasting. It handles dynamic radial loads up to 5738 lbf and static loads up to 7538 lbf, suitable for demanding applications.

Designed for universal matching, it can be arranged back-to-back, face-to-face, or tandem, offering flexibility in installation. The P4A tolerance class guarantees high precision and reliability.

Ideal for machine tools, spindles, or high-speed equipment where accuracy is crucial. Weighing 0.76kg, it’s robust yet manageable for its size, operating in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71912 ACB/HCP4AQGA
  • 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 52 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 30
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 4
  • 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 5738 lbf
  • Static Radial Load 7538 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.76 kg
Super Precision Angular Contact Ball Bearings S71912 ACB/HCP4AQGA dimension drawing
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Features

Performance Features of S71912 ACB/HCP4AQGA Bearing

S71912 ACB/HCP4AQGA Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle and extra light preload enhance performance in angular contact applications.

The sealed design and phenolic cage provide reliable operation, even at high speeds up to 36,000 rpm.
With a dynamic radial load capacity of 5738 lbf, it handles demanding tasks with ease.

Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
This makes S71912 ACB/HCP4AQGA Bearing suitable for versatile precision engineering needs.

Application

Key Fields for S71912 ACB/HCP4AQGA Bearing
S71912 ACB/HCP4AQGA Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

In robotics, S71912 ACB/HCP4AQGA Bearing provides smooth motion control for precision arms and joints, thanks to its universal matching and extra light preload. The 25° contact angle helps handle combined radial and axial loads efficiently.

For medical imaging devices like MRI scanners, S71912 ACB/HCP4AQGA Bearing’s P4A tolerance class ensures quiet and vibration-free operation. The chrome steel rings and ceramic balls offer reliable performance in critical healthcare applications.

Automotive applications such as electric vehicle motors benefit from S71912 ACB/HCP4AQGA Bearing’s high-speed capability and grease lubrication. Its metric sizing makes it a versatile choice for European and Asian automotive designs.

In aerospace systems, S71912 ACB/HCP4AQGA Bearing’s lightweight phenolic cage and ceramic balls reduce overall weight while maintaining precision. The temperature range of -30°C to 110°C suits various flight conditions.

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