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Super Precision Angular Contact Ball Bearings 71819 CD/HCP4

Super Precision Angular Contact Ball Bearings 71819 CD/HCP4

The 71819 CD/HCP4 is a super precision angular contact ball bearing with a 95mm bore and 120mm outer diameter, measuring just 13mm wide. Made from chrome steel rings and ceramic balls, it offers smooth operation and durability.

This bearing handles radial loads up to 4972 lbf and spins at speeds up to 19,000 RPM, making it suitable for high-performance applications. Its 15° contact angle ensures stability under combined loads.

The open design allows for easy lubrication, while the phenolic cage reduces friction. It operates in temperatures from -30°C to 110°C and meets P4 tolerance standards for precision.

Ideal for machine tools or high-speed spindles where accuracy is crucial. Weighing 0.26kg, it’s lightweight yet robust. Matched arrangements are available for paired mounting needs.

Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades in demanding settings.

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Product Parameters

  • Part Number 71819 CD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 32
  • 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 4972 lbf
  • Static Radial Load 6188 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.26 kg
  • Price（$） 1154.52
Super Precision Angular Contact Ball Bearings 71819 CD/HCP4 dimension drawing
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Features

Engineered for Precision: 71819 CD/HCP4 Bearing

71819 CD/HCP4 Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation and reduced friction.

The phenolic cage maintains ball alignment, enhancing durability under dynamic radial loads up to 4972 lbf.
With a maximum speed of 19,000 rpm, it delivers reliable performance in demanding conditions.

71819 CD/HCP4 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class ensures consistent accuracy for precision machinery.

Application

Key Fields for 71819 CD/HCP4 Bearing
71819 CD/HCP4 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 suitable for high-speed operations.

In aerospace applications, 71819 CD/HCP4 Bearing supports critical components like turbine shafts, thanks to its phenolic cage and P4 tolerance. Its lightweight design also helps in reducing overall system weight.

For robotics, 71819 CD/HCP4 Bearing provides smooth motion in articulated arms, where precise movement is essential. The open seal type allows for easy lubrication, extending its service life in demanding environments.

Automotive enthusiasts appreciate 71819 CD/HCP4 Bearing in performance gearboxes, where its high dynamic load capacity handles rigorous conditions. The 15° contact angle optimises load distribution for better durability.

Medical imaging devices benefit from 71819 CD/HCP4 Bearing’s quiet operation and minimal vibration. Its chrome steel rings ensure long-term reliability in sensitive diagnostic equipment.

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