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Super Precision Angular Contact Ball Bearings 71914 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 71914 CDGA/HCP4A

The 71914 CDGA/HCP4A is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, designed for high-speed applications. It features a 15° contact angle and is made from durable chrome steel with ceramic balls for smooth operation.

This bearing handles radial loads up to 7762 lbf and spins at speeds up to 24,000 RPM, making it suitable for demanding tasks. Its phenolic cage ensures stability, while the open design allows easy lubrication.

With an extra-light preload (Class A) and P4A tolerance, it offers precise performance in back-to-back, face-to-face, or tandem arrangements. Ideal for machine tools or high-precision spindles where accuracy is key.

Weighing just 0.28kg, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number 71914 CDGA/HCP4A
  • 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 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 7762 lbf
  • Static Radial Load 7650 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 24000 rpm
  • Weight 0.28 kg
  • Price（$） 214.929
Super Precision Angular Contact Ball Bearings 71914 CDGA/HCP4A dimension drawing
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Features

Performance Features of 71914 CDGA/HCP4A Bearing

71914 CDGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 24,000 rpm.
With a dynamic radial load capacity of 7762 lbf, it handles demanding conditions reliably.

71914 CDGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its precision P4A tolerance class ensures consistent performance in high-accuracy applications.

The open design allows for easy lubrication, reducing maintenance needs.
Its universal matching capability makes it versatile for various mounting configurations.

Application

Key Fields for 71914 CDGA/HCP4A Bearing
71914 CDGA/HCP4A Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment for demanding industrial applications.

In robotics, 71914 CDGA/HCP4A Bearing provides smooth motion control in articulated arms, thanks to its angular contact design. The extra light preload makes it ideal for applications requiring minimal resistance.

For aerospace components, 71914 CDGA/HCP4A Bearing’s chrome steel rings offer durability under radial loads. Its temperature range suits both ground and flight conditions, ensuring reliable performance.

Medical imaging devices benefit from 71914 CDGA/HCP4A Bearing’s low vibration and high-speed capabilities. The lubricated design ensures quiet operation, crucial for sensitive diagnostic equipment.

In precision tooling, 71914 CDGA/HCP4A Bearing supports high rotational accuracy. Its universal matching feature allows flexible configurations for complex machinery setups.

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