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Super Precision Angular Contact Ball Bearings 7217 CD/HCP4A
Super Precision Angular Contact Ball Bearings 7217 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7217 CD/HCP4A

The 7217 CD/HCP4A is a super precision angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 22388 lbf and reaches speeds of 17000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduced friction.

With a P4 tolerance class, it offers exceptional precision for demanding machinery. The open design allows for easy lubrication and maintenance.

Ideal for use in machine tools or high-speed spindles where accuracy is crucial. It’s interchangeable with SKF bearings, providing a reliable replacement option. The bearing operates efficiently in temperatures from -30°C to 110°C.

Weighing 1.57kg, it’s robust yet manageable for its size. Its universal matching capability adds versatility for various setups.

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Product Parameters

  • Part Number 7217 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 17
  • 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 22388 lbf
  • Static Radial Load 19800 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 17000 rpm
  • Weight 1.57 kg
  • Price($) 95.598

Features

How Is 7217 CD/HCP4A Bearing Engineered for Reliability?

7217 CD/HCP4A Bearing features a 15° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls ensure durability and smooth operation under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and extending service life.
With a maximum speed of 17,000 rpm, it delivers consistent performance in demanding conditions.

Designed for universal matching, 7217 CD/HCP4A Bearing offers flexibility in various setups.
Its P4 tolerance class guarantees high precision, making it suitable for critical applications.

Application

Common Applications of 7217 CD/HCP4A Bearing
In machine tools, 7217 CD/HCP4A Bearing excels with its 15° contact angle, offering precise radial and axial load support for high-speed spindles. The ceramic balls reduce friction, enhancing efficiency in demanding operations.

Where Is 7217 CD/HCP4A Bearing Used?
You’ll often find 7217 CD/HCP4A Bearing in robotics, where its phenolic cage and P4 tolerance ensure smooth, quiet movement in articulated arms. Its matched arrangement option also simplifies installation in complex assemblies.

Built for Heavy-Duty Use: 7217 CD/HCP4A Bearing
This bearing handles tough conditions in industrial pumps, thanks to its chrome steel rings and lubricated design. The 17 ceramic balls distribute loads evenly, extending service life even at 17,000 rpm.

Automotive vs Aerospace: Applications of 7217 CD/HCP4A Bearing
In automotive transmissions, 7217 CD/HCP4A Bearing manages angular loads quietly, while its lightweight ceramic balls make it ideal for aerospace actuators. The -30°C to 110°C range suits both environments perfectly.

Perfect Fit for Automation: 7217 CD/HCP4A Bearing
For CNC machinery, 7217 CD/HCP4A Bearing’s preload option reduces vibration during precision cuts. The open design allows easy relubrication, keeping automated lines running smoothly between maintenance cycles.

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