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Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4AQBCA

Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4AQBCA

The S71914 ACE/HCP4AQBCA is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, measuring 64mm in width. Made from chrome steel with ceramic balls, it offers excellent durability and smooth operation.

This bearing handles radial loads up to 12442 lbf and spins at speeds up to 28000 RPM, thanks to its phenolic cage and grease lubrication. Its 25° contact angle and sealed design ensure reliable performance in demanding conditions.

The matched set of four bearings with extra light preload (Class A) provides precise alignment for high-accuracy applications. Ideal for machine tools or spindle systems where precision and speed are crucial.

Weighing 1.11kg, it operates in temperatures from -30°C to 110°C, making it suitable for various industrial environments. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number S71914 ACE/HCP4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 13725 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 1.11 kg
Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4AQBCA dimension drawing
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Features

Performance Features of S71914 ACE/HCP4AQBCA Bearing

S71914 ACE/HCP4AQBCA Bearing is crafted with a 25° contact angle, optimising load distribution for precision applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction.

With a dynamic radial load capacity of 12442 lbf, it handles demanding tasks efficiently.
Its phenolic cage ensures smooth operation even at high speeds up to 28,000 rpm.

The sealed design and grease lubrication reduce maintenance needs.
S71914 ACE/HCP4AQBCA Bearing operates reliably in temperatures from -30°C to 110°C.

The matched arrangement of four bearings provides stability for angular contact loads.
Its P4A tolerance class guarantees high precision in performance.

Application

Super Precision Angular Contact Ball Bearings S71914 ACE/HCP4AQBCA is commonly 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, S71914 ACE/HCP4AQBCA provides smooth motion control for articulated arms, thanks to its extra-light preload and precise angular contact. The matched set of four bearings enhances stability in dynamic applications.

For medical imaging devices, S71914 ACE/HCP4AQBCA’s P4A tolerance class ensures the accuracy needed for delicate diagnostics. The grease lubrication and wide temperature range make it reliable in both sterile and variable conditions.

In aerospace applications, S71914 ACE/HCP4AQBCA handles radial and axial loads efficiently, supporting components like gyroscopes and actuators. Its chrome steel rings and ceramic balls offer a balance of strength and lightweight performance.

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