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Super Precision Angular Contact Ball Bearings S7204 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7204 CD/HCP4A

The S7204 CD/HCP4A is a super precision angular contact ball bearing with a 20mm bore and 47mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 2678 lbf and operates smoothly at speeds up to 43,000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet and efficient performance. The 15° contact angle provides excellent stability for angular loads.

This bearing is ideal for high-precision applications like machine tool spindles or dental equipment, where accuracy and speed are crucial. It comes pre-lubricated and can be matched for paired arrangements.

Weighing just 0.092kg, it’s lightweight yet durable. Compliant with P4 tolerance standards, it’s interchangeable with SKF bearings for easy replacement. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7204 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 11
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2678 lbf
  • Static Radial Load 1316 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 43000 rpm
  • Weight 0.092 kg
  • Price（$） 19.467
Super Precision Angular Contact Ball Bearings S7204 CD/HCP4A dimension drawing
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Features

Why Choose S7204 CD/HCP4A Bearing for Precision Tasks?

S7204 CD/HCP4A Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with precision.
Its ceramic balls and chrome steel rings ensure smooth operation, even at high speeds up to 43,000 rpm.

The phenolic cage reduces friction and wear, enhancing the bearing’s longevity.
With a P4 tolerance class, it delivers consistent performance in demanding applications.

Sealed design keeps contaminants out, maintaining lubrication integrity.
This makes S7204 CD/HCP4A Bearing a reliable choice for precision machinery.

Application

Industrial Uses of S7204 CD/HCP4A Bearing
S7204 CD/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

Where Is S7204 CD/HCP4A Bearing Used?
In automotive systems, S7204 CD/HCP4A Bearing supports components like electric motors and gearboxes, thanks to its ability to handle both radial and axial loads. The sealed design also protects against contaminants in harsh environments.

Perfect Fit for Automation: S7204 CD/HCP4A Bearing
For robotic arms and automated assembly lines, S7204 CD/HCP4A Bearing offers reliable performance with minimal maintenance. Its phenolic cage provides stability under high-speed conditions, ensuring long service life.

Medical vs Industrial: Where S7204 CD/HCP4A Bearing Excels
In medical imaging devices, S7204 CD/HCP4A Bearing’s precision and low noise are crucial for clear diagnostics. Meanwhile, industrial pumps benefit from its durability and resistance to wear.

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