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Super Precision Angular Contact Ball Bearings S7214 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7214 ACDGA/HCP4A

The S7214 ACDGA/HCP4A is a super precision angular contact ball bearing with a 70mm bore and 125mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 14918 lbf.

The sealed design keeps grease in and contaminants out, while the phenolic cage offers quiet performance. It spins at speeds up to 28,000 RPM, making it suitable for high-speed applications.

This bearing comes in a matched set of three, allowing flexible arrangements like back-to-back or face-to-face. Ideal for precision machinery, spindles, or tooling where accuracy and speed are key.

Weighing 0.97kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S7214 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 16
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 3
  • 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 14918 lbf
  • Static Radial Load 12375 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.97 kg
Super Precision Angular Contact Ball Bearings S7214 ACDGA/HCP4A dimension drawing
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Features

Performance Features of S7214 ACDGA/HCP4A Bearing

S7214 ACDGA/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 ensures smooth operation, even at high speeds up to 28,000 rpm.
With a dynamic radial load capacity of 14,918 lbf, it handles demanding conditions reliably.

S7214 ACDGA/HCP4A Bearing comes in matched sets of three, offering flexibility for various mounting arrangements.
Its sealed design and grease lubrication reduce maintenance needs, ensuring long service life.

The P4A tolerance class guarantees precision performance in critical applications.
Operating between -30°C to 110°C, it adapts to a wide range of environmental conditions.

Application

Super Precision Angular Contact Ball Bearings S7214 ACDGA/HCP4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making them ideal for applications requiring smooth, precise movement.

In robotics, S7214 ACDGA/HCP4A Bearings support articulated arms and joints, thanks to their matched arrangement and extra-light preload. This setup minimises play, enhancing repeatability in automated processes.

For aerospace components, S7214 ACDGA/HCP4A Bearings offer reliable performance in actuators and control systems. Their phenolic cage withstands high temperatures, while the sealed design keeps contaminants out.

Medical imaging devices benefit from S7214 ACDGA/HCP4A Bearings’ low vibration and high-speed capabilities. The P4A tolerance class ensures consistent accuracy in sensitive diagnostic equipment.

In electric vehicle motors, S7214 ACDGA/HCP4A Bearings handle angular loads efficiently, contributing to longer service life. The grease lubrication simplifies maintenance, even in demanding operating conditions.

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