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Super Precision Angular Contact Ball Bearings 71968 CDMA/HCP4A

Super Precision Angular Contact Ball Bearings 71968 CDMA/HCP4A

The 71968 CDMA/HCP4A is a super precision angular contact ball bearing with a 340mm bore and 460mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 87750 lbf and operates smoothly at speeds up to 4500 RPM.

Its 15° contact angle and ceramic balls reduce friction, while the phenolic cage ensures quiet, long-lasting performance. The bearing comes preloaded and matched for precise alignment in demanding applications.

Ideal for high-precision machinery like CNC spindles or medical equipment, it works in temperatures from -30°C to 110°C. Weighing 21.6kg, it’s robust yet designed for accuracy.

Compatible with SKF bearings, this model meets P4 tolerance standards for exceptional reliability in angular contact scenarios.

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Product Parameters

  • Part Number 71968 CDMA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 340 mm
  • Bore Dia Tolerance -0.016mm to 0
  • Outer Dia 460 mm
  • Outer Dia Tolerance -0.02mm to 0
  • Width 56 mm
  • Width Tolerance -0.3mm to 0
  • Ball Dia 38.1 mm
  • Ball Qty 29
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 87750 lbf
  • Static Radial Load 150750 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 4500 rpm
  • Weight 21.6 kg
  • Price（$） 11386.764
Super Precision Angular Contact Ball Bearings 71968 CDMA/HCP4A dimension drawing
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Features

Performance Features of 71968 CDMA/HCP4A Bearing

71968 CDMA/HCP4A Bearing features a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at high speeds.
With a dynamic radial load capacity of 87,750 lbf, it handles demanding conditions reliably.

71968 CDMA/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees precision, making it suitable for high-accuracy applications.

The open design allows for easy lubrication, extending the bearing’s service life.
Weighing 21.6 kg, it balances strength and performance in industrial settings.

Application

Industrial Uses of 71968 CDMA/HCP4A Bearing
71968 CDMA/HCP4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth, high-speed operation.

Where Is 71968 CDMA/HCP4A Bearing Used?
You’ll often find 71968 CDMA/HCP4A Bearing in aerospace applications, such as helicopter rotor systems, where its phenolic cage handles vibrations well. Its P4 tolerance class guarantees the precision needed for critical flight components.

Built for Heavy-Duty Use: 71968 CDMA/HCP4A Bearing
71968 CDMA/HCP4A Bearing excels in industrial gearboxes, supporting heavy radial and axial loads effortlessly. The chrome steel rings and ceramic balls combine for long-lasting performance even in demanding environments.

Automotive vs Aerospace: Applications of 71968 CDMA/HCP4A Bearing
In automotive testing rigs, 71968 CDMA/HCP4A Bearing provides reliable performance under constant load changes. For aerospace, its matched arrangement ensures stability in turbine engines, where precision is non-negotiable.

Perfect Fit for Automation: 71968 CDMA/HCP4A Bearing
71968 CDMA/HCP4A Bearing is a go-to choice for robotic arms in automated production lines. Its low friction and high-speed capability keep operations running smoothly without frequent maintenance.

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