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Super Precision Angular Contact Ball Bearings 71915 CD/HCP4A

Super Precision Angular Contact Ball Bearings 71915 CD/HCP4A

The 71915 CD/HCP4A is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and ceramic balls for smooth operation at high speeds.

With a dynamic radial load capacity of 8055 lbf, it handles demanding applications effortlessly. Its phenolic cage ensures stability, while the open design allows for easy lubrication and maintenance.

This bearing is ideal for high-speed machinery like spindles or turbomachinery, where precision and reliability are key. It operates smoothly in temperatures from -30°C to 110°C.

Weighing just 0.3kg, it’s lightweight yet robust. Compliant with P4 (ABEC-7) tolerance standards, it’s a top choice for precision engineering needs.

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Product Parameters

  • Part Number 71915 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 26
  • Contact Angle 15°
  • 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 8055 lbf
  • Static Radial Load 8438 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.3 kg
  • Price（$） 738.666
Super Precision Angular Contact Ball Bearings 71915 CD/HCP4A dimension drawing
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Features

Why Choose 71915 CD/HCP4A Bearing for Precision Tasks?

71915 CD/HCP4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance in demanding conditions.

The phenolic cage ensures smooth operation, even at speeds up to 22,000 rpm.
With a dynamic radial load capacity of 8055 lbf, it handles heavy loads reliably.

71915 CD/HCP4A Bearing’s P4 tolerance class guarantees exceptional accuracy for precision machinery.
Its open design allows for easy lubrication, maintaining efficiency over time.

Application

How Does 71915 CD/HCP4A Bearing Improve Performance?
71915 CD/HCP4A Bearing is widely used in high-speed machine tools, where its 15° contact angle ensures precise radial and axial load handling. The ceramic balls reduce friction, allowing smoother operation at speeds up to 22,000 rpm.

In robotics, 71915 CD/HCP4A Bearing supports articulated arms, providing the accuracy needed for repetitive tasks. Its phenolic cage offers lightweight durability, ideal for automated systems requiring minimal maintenance.

For medical imaging devices, 71915 CD/HCP4A Bearing’s P4 tolerance class delivers the consistency required for high-resolution scans. The chrome steel rings and ceramic balls combine to minimise wear in critical applications.

Automotive testing equipment benefits from 71915 CD/HCP4A Bearing’s matched arrangement, ensuring stable performance under varying loads. The open design simplifies lubrication, extending service life in demanding conditions.

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