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Super Precision Angular Contact Ball Bearings S7012 ACB/HCP4A

Super Precision Angular Contact Ball Bearings S7012 ACB/HCP4A

The S7012 ACB/HCP4A is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation.

This sealed bearing handles radial loads up to 3038 lbf and reaches speeds of 22,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and reduces friction.

The P4 tolerance class guarantees precise movement, while the lubricated design minimises maintenance. Ideal for machine tools or high-speed spindles where accuracy is crucial.

Weighing 0.43kg, it’s available in matched sets for paired installations. Works reliably in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7012 ACB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.747 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3038 lbf
  • Static Radial Load 2565 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.43 kg
  • Price（$） 46.8
Super Precision Angular Contact Ball Bearings S7012 ACB/HCP4A dimension drawing
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Features

Engineered for Precision: S7012 ACB/HCP4A Bearing

S7012 ACB/HCP4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability under dynamic radial loads up to 3038 lbf.
With a maximum speed of 22,000 rpm, it delivers reliable performance in demanding conditions.

S7012 ACB/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design and preload availability make it suitable for precision machinery requiring consistent performance.

The P4 tolerance class ensures high accuracy, meeting ABEC-7 standards.
Lubrication is pre-applied, reducing maintenance needs and extending service life.

Application

How Does S7012 ACB/HCP4A Bearing Improve Performance?
S7012 ACB/HCP4A Bearing is widely used in high-speed machine tools, where its angular contact design ensures precise spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, S7012 ACB/HCP4A Bearing enhances the accuracy of robotic arms, thanks to its P4 tolerance class. The phenolic cage provides stability, even during rapid directional changes.

For medical imaging devices, S7012 ACB/HCP4A Bearing offers reliable performance due to its sealed design and consistent load handling. The chrome steel rings add durability, ensuring long service life in critical applications.

Automotive enthusiasts appreciate S7012 ACB/HCP4A Bearing in performance gearboxes, where its preload capability reduces vibration. The metric sizing ensures compatibility with a range of high-precision components.

In 3D printers, S7012 ACB/HCP4A Bearing supports precise linear motion, thanks to its low-friction ceramic balls. The lubricated design further enhances its efficiency in continuous operation.

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