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Super Precision Angular Contact Ball Bearings 71919 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71919 CE/HCP4A

The 71919 CE/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 7020 lbf and spins at speeds up to 25,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduced friction.

With a P4 tolerance class, it offers exceptional accuracy for precision machinery. The open design allows for easy lubrication and maintenance. Ideal for use in CNC spindles or high-speed tooling where precision is key.

Weighing 0.48kg, it’s lightweight yet robust. It’s interchangeable with SKF bearings, providing a reliable replacement option. Compliant with standard temperature ranges from -30°C to 110°C.

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Product Parameters

  • Part Number 71919 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 25
  • 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 7020 lbf
  • Static Radial Load 5738 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 25000 rpm
  • Weight 0.48 kg
  • Price（$） 112.221
Super Precision Angular Contact Ball Bearings 71919 CE/HCP4A dimension drawing
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Features

How Is 71919 CE/HCP4A Bearing Engineered for Reliability?

71919 CE/HCP4A Bearing features a 15° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 25,000 rpm.
With a dynamic radial load capacity of 7020 lbf, it handles demanding conditions reliably.

71919 CE/HCP4A Bearing’s P4 tolerance class guarantees consistent performance in precision tasks.
Its open design allows for easy lubrication, maintaining efficiency over time.

Application

Industrial Uses of 71919 CE/HCP4A Bearing
71919 CE/HCP4A Bearing is commonly used in high-speed machine spindles, where its 15° contact angle ensures smooth rotational accuracy. The ceramic balls reduce friction, making it ideal for precision grinding applications.

In automotive systems, 71919 CE/HCP4A Bearing supports electric motor shafts, providing reliable performance under angular loads. Its phenolic cage offers excellent heat resistance, which is crucial for long-term durability.

For automation equipment, 71919 CE/HCP4A Bearing’s P4 tolerance class ensures consistent performance in robotic arms. The open design allows for easy lubrication, extending service life in demanding environments.

What Makes 71919 CE/HCP4A Bearing a Preferred Choice?
71919 CE/HCP4A Bearing’s matched arrangement option makes it suitable for paired mounting in CNC lathes. The ceramic balls and chrome steel rings provide a good balance between strength and speed.

In medical imaging devices, 71919 CE/HCP4A Bearing’s low vibration characteristics ensure quiet operation. Its high-speed capability is perfect for applications requiring both precision and reliability.

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