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Super Precision Angular Contact Ball Bearings 7215 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 7215 ACD/HCP4A

The 7215 ACD/HCP4A is a super precision angular contact ball bearing with a 75mm bore and 130mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 15502 lbf and operates smoothly at speeds up to 18000 RPM.

Its 25° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows for easy lubrication. The bearing works reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes with optional preload and matched arrangements for enhanced precision. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing 1.04kg, it meets P4 tolerance standards for exceptional accuracy in demanding environments.

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Product Parameters

  • Part Number 7215 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 25 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 15502 lbf
  • Static Radial Load 13162 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 18000 rpm
  • Weight 1.04 kg
  • Price（$） 768.951
Super Precision Angular Contact Ball Bearings 7215 ACD/HCP4A dimension drawing
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Features

Why Choose 7215 ACD/HCP4A Bearing for Precision Tasks?

7215 ACD/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.

Its ceramic balls and chrome steel rings ensure smooth operation, even at speeds up to 18,000 rpm.

The phenolic cage reduces friction and wear, enhancing the bearing’s longevity in demanding applications.

With a dynamic radial load capacity of 15,502 lbf, it delivers reliable performance in precision machinery.

Application

Industrial Uses of 7215 ACD/HCP4A Bearing
This bearing is commonly used in high-speed machine spindles, where its angular contact design ensures precise radial and axial load handling. The ceramic balls reduce friction, making it ideal for applications requiring smooth rotation.

Where Is 7215 ACD/HCP4A Bearing Used?
You’ll often find it in CNC machining centres, where its P4 tolerance class delivers the accuracy needed for fine cuts. The phenolic cage also helps dampen vibrations, improving surface finish quality.

Optimized for Performance: 7215 ACD/HCP4A Bearing
In robotics, this bearing supports articulated arms, thanks to its matched arrangement and preload options. The chrome steel rings provide durability, even in continuous operation.

Automotive vs Aerospace: Applications of 7215 ACD/HCP4A Bearing
In automotive systems, it’s used in high-performance gearboxes, while aerospace applications benefit from its lightweight ceramic balls. Both sectors value its reliability under varying loads.

Key Fields for 7215 ACD/HCP4A Bearing
Medical imaging devices rely on this bearing for its quiet operation and precision. The lubricated design ensures long service life, reducing maintenance needs in critical equipment.

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