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Super Precision Angular Contact Ball Bearings S7014 ACB/HCP4A

Super Precision Angular Contact Ball Bearings S7014 ACB/HCP4A

The S7014 ACB/HCP4A is a super precision angular contact ball bearing with a 70mm bore and 110mm outer diameter, designed for high-performance applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial and axial loads.

This sealed bearing comes pre-lubricated and can handle speeds up to 18,000 RPM, making it suitable for demanding environments. The phenolic cage provides durability while keeping weight low at just 0.63kg.

With a P4 tolerance class, it offers exceptional accuracy for machinery like CNC spindles or high-speed motors. The chrome steel rings and ceramic balls work well in temperatures from -30°C to 110°C.

Matched arrangements are available for paired use, ensuring consistent performance. Ideal for precision equipment where reliability and low friction are key.

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Product Parameters

  • Part Number S7014 ACB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 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 4095 lbf
  • Static Radial Load 3510 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 18000 rpm
  • Weight 0.63 kg
  • Price（$） 562.365
Super Precision Angular Contact Ball Bearings S7014 ACB/HCP4A dimension drawing
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Features

Performance Features of S7014 ACB/HCP4A Bearing

S7014 ACB/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage in S7014 ACB/HCP4A Bearing ensures smooth operation at high speeds, up to 18,000 rpm.
With a dynamic radial load capacity of 4095 lbf, it handles demanding conditions reliably.

S7014 ACB/HCP4A Bearing comes pre-lubricated, reducing maintenance needs and extending service life.
Its sealed design protects against contaminants, making it suitable for precision tasks.

The P4 tolerance class ensures high accuracy, ideal for applications requiring super precision.
S7014 ACB/HCP4A Bearing’s compact size (70 mm×110 mm×20 mm) allows for efficient space utilisation.

Application

How Does S7014 ACB/HCP4A Bearing Improve Performance?
S7014 ACB/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

In robotics, S7014 ACB/HCP4A Bearing provides precise motion control for articulated arms, thanks to its P4 tolerance class. The sealed design also protects against contaminants in demanding environments.

For aerospace applications, S7014 ACB/HCP4A Bearing’s lightweight construction and high-speed capability make it suitable for auxiliary power units. Its matched arrangement option further simplifies installation in complex systems.

Medical imaging devices benefit from S7014 ACB/HCP4A Bearing’s smooth operation and low noise levels. The chrome steel rings and ceramic balls ensure long service life even with frequent use.

In electric vehicle motors, S7014 ACB/HCP4A Bearing handles high rotational speeds while maintaining energy efficiency. The preload availability allows for fine-tuning to specific performance requirements.

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