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Super Precision Angular Contact Ball Bearings 71912 ACB/HCP4ADT

Super Precision Angular Contact Ball Bearings 71912 ACB/HCP4ADT

The 71912 ACB/HCP4ADT is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, measuring 26mm wide. Made from chrome steel and ceramic balls, it offers smooth operation and durability.

With a 25° contact angle and P4A tolerance class, it handles radial loads up to 3578 lbf and spins at speeds up to 33,000 RPM. The phenolic cage ensures stability, while the open design allows easy lubrication.

This matched set of two bearings comes with preload for precise performance. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing 0.36kg, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a reliable choice for demanding setups.

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Product Parameters

  • Part Number 71912 ACB/HCP4ADT
  • 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 26 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 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 3578 lbf
  • Static Radial Load 3735 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.36 kg
Super Precision Angular Contact Ball Bearings 71912 ACB/HCP4ADT dimension drawing
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Features

Engineered for Precision: 71912 ACB/HCP4ADT Bearing

71912 ACB/HCP4ADT Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation under dynamic radial loads up to 3578 lbf.

The phenolic cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 33,000 rpm, it delivers reliable performance in demanding conditions.

71912 ACB/HCP4ADT Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees consistent accuracy for precision tasks.

Application

Industrial Uses of 71912 ACB/HCP4ADT Bearing
71912 ACB/HCP4ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

Where Is 71912 ACB/HCP4ADT Bearing Used?
In automotive applications, 71912 ACB/HCP4ADT Bearing supports gearbox systems, providing smooth performance under angular loads. Its phenolic cage offers durability in high-temperature environments.

Perfect Fit for Automation: 71912 ACB/HCP4ADT Bearing
For robotic arms and automated systems, 71912 ACB/HCP4ADT Bearing delivers reliable precision. The matched arrangement ensures consistent performance in repetitive tasks.

Medical vs Industrial: Where 71912 ACB/HCP4ADT Bearing Excels
In medical imaging devices, 71912 ACB/HCP4ADT Bearing’s P4A tolerance class guarantees quiet and smooth operation. Industrial applications benefit from its high dynamic radial load capacity.

Light-Duty vs Heavy-Duty: Best Uses for 71912 ACB/HCP4ADT Bearing
71912 ACB/HCP4ADT Bearing performs well in light-duty applications like dental drills, while its robust design also suits heavy-duty industrial pumps. The lubricated construction ensures long service life.

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