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Super Precision Angular Contact Ball Bearings 7003 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7003 CD/HCP4A

The 7003 CD/HCP4A is a super precision angular contact ball bearing with a compact size of 17mm by 35mm by 10mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 1521 lbf and operates smoothly at speeds up to 95,000 RPM.

Its 15° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows for easy lubrication. The bearing is preload-ready, offering flexibility in high-precision setups.

With a P4 tolerance class (ABEC-7), it’s ideal for applications demanding tight accuracy, such as machine tools or high-speed spindles. The ceramic balls reduce friction, enhancing efficiency.

Weighing just 0.033kg, it’s lightweight yet durable. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for demanding environments. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7003 CD/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 1521 lbf
  • Static Radial Load 731 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.033 kg
  • Price（$） 77.841
Super Precision Angular Contact Ball Bearings 7003 CD/HCP4A dimension drawing
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Features

Performance Features of 7003 CD/HCP4A Bearing

7003 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 95,000 rpm.
This combination of materials makes 7003 CD/HCP4A Bearing suitable for precision tasks.

With a dynamic radial load capacity of 1521 lbf, it handles demanding conditions reliably.
The P4 tolerance class guarantees consistent performance in high-precision applications.

7003 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its compact size (17 mm×35 mm×10 mm) makes it ideal for space-constrained installations.

Application

Key Fields for 7003 CD/HCP4A Bearing
7003 CD/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 7003 CD/HCP4A Bearing supports articulated arms, providing stability during repetitive movements. Its phenolic cage offers lightweight durability, which is essential for prolonged use.

For dental drills and other medical instruments, 7003 CD/HCP4A Bearing’s P4 tolerance guarantees reliable performance. The open design allows for easy cleaning, maintaining hygiene standards.

Automotive applications like electric power steering benefit from 7003 CD/HCP4A Bearing’s ability to handle combined loads. The lubricated design ensures long service life even under constant use.

In 3D printers, 7003 CD/HCP4A Bearing’s high-speed capability contributes to precise layer deposition. Its compact size fits well in tight spaces without compromising performance.

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