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Super Precision Angular Contact Ball Bearings S7211 CD/HCP4A

Super Precision Angular Contact Ball Bearings S7211 CD/HCP4A

The S7211 CD/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 12442 lbf.

With a sealed design and phenolic cage, it offers low friction and long service life, even at high speeds up to 17000 RPM. The bearing comes pre-lubricated for immediate use and performs reliably in temperatures from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. Its P4 tolerance class (ABEC-7) guarantees consistent performance in demanding conditions.

Weighing 0.52kg, it’s a robust yet compact choice for industrial settings. The bearing is interchangeable with SKF models, simplifying replacements.

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Product Parameters

  • Part Number S7211 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 9675 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 17000 rpm
  • Weight 0.52 kg
  • Price（$） 145.899
Super Precision Angular Contact Ball Bearings S7211 CD/HCP4A dimension drawing
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Features

Why Choose S7211 CD/HCP4A Bearing for Precision Tasks?

S7211 CD/HCP4A Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage in S7211 CD/HCP4A Bearing enhances durability while maintaining low weight.
With a dynamic radial load capacity of 12442 lbf, it handles demanding tasks efficiently.

S7211 CD/HCP4A Bearing operates at speeds up to 17,000 rpm, making it suitable for high-speed machinery.
Its sealed design and preload option further improve performance and reliability.

The P4 tolerance class ensures exceptional precision, meeting ABEC-7 standards.
This makes S7211 CD/HCP4A Bearing a dependable choice for critical applications.

Application

Common Applications of S7211 CD/HCP4A Bearing
S7211 CD/HCP4A Bearing is widely 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 prolonged operation.

In robotics, S7211 CD/HCP4A Bearing supports articulated arms, providing smooth movement and reliable performance. Its phenolic cage offers lightweight durability, perfect for repetitive motions.

For automotive applications, S7211 CD/HCP4A Bearing enhances performance in wheel hubs and transmissions. The sealed design keeps contaminants out, extending service life even in demanding conditions.

Medical imaging devices benefit from S7211 CD/HCP4A Bearing’s low noise and high-speed capabilities. The P4 tolerance class ensures consistent accuracy in sensitive equipment.

In consumer electronics, S7211 CD/HCP4A Bearing is found in high-end printers and scanners. Its compact size and precision make it a reliable choice for smooth, quiet operation.

Q&A

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