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Super Precision Angular Contact Ball Bearings 7003 CE/HCP4A

Super Precision Angular Contact Ball Bearings 7003 CE/HCP4A

The 7003 CE/HCP4A is a super precision angular contact ball bearing with a 17mm bore and 35mm 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 1316 lbf and can reach speeds of 115,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduced friction.

The open design allows for easy lubrication, while the P4 tolerance class guarantees precise performance. It works in temperatures from -30°C to 110°C.

Ideal for precision machinery like spindles or dental equipment, this lightweight bearing weighs just 0.03kg. It’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7003 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 35 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1316 lbf
  • Static Radial Load 574 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 115000 rpm
  • Weight 0.03 kg
  • Price（$） 78.156
Super Precision Angular Contact Ball Bearings 7003 CE/HCP4A dimension drawing
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Features

Performance Features of 7003 CE/HCP4A Bearing

7003 CE/HCP4A Bearing is designed with a 15° contact angle, optimising performance in angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation at high speeds.
The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a maximum speed of 115,000 rpm, it delivers reliable precision in demanding conditions.

Application

How Does 7003 CE/HCP4A Bearing Improve Performance?
7003 CE/HCP4A Bearing excels in high-speed applications like CNC spindles, where its ceramic balls and phenolic cage reduce friction for smoother operation. The 15° contact angle ensures stable handling of combined radial and axial loads.

In robotics, 7003 CE/HCP4A Bearing is a go-to for joint mechanisms, thanks to its P4 precision tolerance and lightweight design. The open seal allows for custom lubrication to match specific speed requirements.

For dental drill motors, 7003 CE/HCP4A Bearing’s chrome steel rings withstand frequent sterilization while maintaining accuracy. Its compact 17mm bore fits neatly into tight medical device housings.

Automotive vs Aerospace: Applications of 7003 CE/HCP4A Bearing
In electric vehicle motors, 7003 CE/HCP4A Bearing handles rapid acceleration with minimal heat buildup. The ceramic balls resist electrical arcing, prolonging service life.

Aerospace actuators benefit from 7003 CE/HCP4A Bearing’s ability to function at 115,000 rpm. The phenolic cage’s thermal stability prevents deformation during extreme temperature shifts.

Built for Heavy-Duty Use: 7003 CE/HCP4A Bearing
Industrial pumps rely on 7003 CE/HCP4A Bearing to manage constant angular loads in harsh environments. The lubricated design extends maintenance intervals even with continuous operation.

Precision lab equipment uses 7003 CE/HCP4A Bearing for vibration-free performance during sensitive measurements. Its 0.03kg weight minimizes inertial effects in high-precision instruments.

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