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Super Precision Angular Contact Ball Bearings S7208 ACD/HCP4A

Super Precision Angular Contact Ball Bearings S7208 ACD/HCP4A

The S7208 ACD/HCP4A is a super precision angular contact ball bearing, measuring 40mm by 80mm by 18mm. Made from chrome steel with ceramic balls, it offers high accuracy and smooth operation.

With a 25° contact angle, it handles both radial and axial loads efficiently. It can spin at speeds up to 19,000 RPM, making it suitable for high-performance applications.

The sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures durability. It comes preloaded for immediate use and is interchangeable with SKF bearings.

Ideal for machine tools or precision equipment where tight tolerances are needed. Compliant with P4 (ABEC-7) standards for reliable performance. Weighs just 0.33kg for easy handling.

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Product Parameters

  • Part Number S7208 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 14
  • Contact Angle 25°
  • 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 7178 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.33 kg
  • Price（$） 286.65
Super Precision Angular Contact Ball Bearings S7208 ACD/HCP4A dimension drawing
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Features

Performance Features of S7208 ACD/HCP4A Bearing

S7208 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage in S7208 ACD/HCP4A Bearing ensures smooth operation at high speeds, up to 19,000 rpm.
Precision P4 tolerance class guarantees consistent performance in demanding conditions.

S7208 ACD/HCP4A Bearing’s sealed design protects against contaminants, extending service life.
With a dynamic radial load capacity of 7178 lbf, it handles heavy loads reliably.

The lubricated construction of S7208 ACD/HCP4A Bearing reduces maintenance needs.
Its compact 40 mm×80 mm×18 mm size makes it suitable for space-constrained applications.

Application

Common Applications of S7208 ACD/HCP4A Bearing
S7208 ACD/HCP4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

In robotics, S7208 ACD/HCP4A Bearing provides smooth motion control for articulated arms and joints. Its phenolic cage offers lightweight durability, perfect for repetitive movements.

For medical imaging devices, S7208 ACD/HCP4A Bearing’s sealed design keeps contaminants out, maintaining precision in sensitive environments. The P4 tolerance class guarantees consistent performance over time.

Automotive applications like electric vehicle motors benefit from S7208 ACD/HCP4A Bearing’s ability to handle combined radial and axial loads. The lubricated design ensures long service life even under demanding conditions.

In aerospace systems, S7208 ACD/HCP4A Bearing’s lightweight construction and high-speed capabilities make it a reliable choice for actuators and control mechanisms. The matched arrangement option further enhances its versatility.

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