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Super Precision Angular Contact Ball Bearings 71817 CDGA/HCP4

Super Precision Angular Contact Ball Bearings 71817 CDGA/HCP4

The 71817 CDGA/HCP4 is a super precision angular contact ball bearing with an 85mm bore and 110mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 4860 lbf and spins smoothly at speeds up to 28,000 RPM.

Its 15° contact angle and extra light preload ensure precise performance, while the phenolic cage offers quiet operation. The bearing works well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes lubricated for easy use. Ideal for high-speed applications like machine tools or precision equipment where accuracy is key.

Weighing just 0.24kg, it’s lightweight yet robust. It can be paired in sets of four for back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number 71817 CDGA/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 30
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 4860 lbf
  • Static Radial Load 5738 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.24 kg
Super Precision Angular Contact Ball Bearings 71817 CDGA/HCP4 dimension drawing
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Features

Performance Features of 71817 CDGA/HCP4 Bearing

71817 CDGA/HCP4 Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed capabilities up to 28,000 rpm.

The phenolic cage ensures smooth operation, even under high dynamic radial loads of 4860 lbf.
With a P4 tolerance class, 71817 CDGA/HCP4 Bearing delivers consistent precision in demanding environments.

Its universal matching capability allows flexible arrangements like back-to-back or face-to-face configurations.
The extra light preload ensures minimal friction, making it ideal for high-speed applications.

Application

Key Fields for 71817 CDGA/HCP4 Bearing
71817 CDGA/HCP4 Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The P4 tolerance ensures precision in demanding industrial settings.

In automotive applications, 71817 CDGA/HCP4 Bearing supports electric motor shafts, handling angular loads with reliability. Its lightweight design and high-speed capability make it suitable for modern vehicle systems.

For robotics, 71817 CDGA/HCP4 Bearing excels in articulated arms, offering low heat generation during continuous movement. The open seal design allows for easy lubrication in automated environments.

Medical imaging devices benefit from 71817 CDGA/HCP4 Bearing’s quiet performance and minimal vibration. The chrome steel rings provide durability in critical diagnostic equipment.

In aerospace components, 71817 CDGA/HCP4 Bearing’s extra light preload ensures precise alignment under variable pressures. Its temperature range suits both ground and flight conditions.

Q&A

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