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Super Precision Angular Contact Ball Bearings 71919 CB/HCP4A

Super Precision Angular Contact Ball Bearings 71919 CB/HCP4A

The 71919 CB/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 at high speeds.

With a dynamic radial load capacity of 4095 lbf, it handles demanding applications effortlessly. Its phenolic cage ensures durability, while the open design allows for easy lubrication and maintenance.

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

Weighing 0.58kg, it’s lightweight yet robust. Compliant with P4 (ABEC-7) tolerance standards, it’s interchangeable with SKF bearings, making it a versatile choice for replacements.

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Product Parameters

  • Part Number 71919 CB/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 7.144 mm
  • Ball Qty 38
  • 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 4095 lbf
  • Static Radial Load 4185 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 24000 rpm
  • Weight 0.58 kg
  • Price（$） 112.266
Super Precision Angular Contact Ball Bearings 71919 CB/HCP4A dimension drawing
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Features

Performance Features of 71919 CB/HCP4A Bearing

71919 CB/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 24,000 rpm, it is suitable for high-speed applications.

71919 CB/HCP4A Bearing operates within a temperature range of -30° to 110°C, adapting to various environments.
Its dynamic radial load capacity of 4095 lbf ensures reliable operation under stress.

The P4 tolerance class guarantees exceptional accuracy for precision tasks.
Lubrication is pre-applied, simplifying initial setup and reducing maintenance needs.

Application

Industrial Uses of 71919 CB/HCP4A Bearing
71919 CB/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 15° contact angle ensures stable performance under angular loads, making it ideal for precision grinding applications.

Where Is 71919 CB/HCP4A Bearing Used?
In automotive systems, 71919 CB/HCP4A Bearing supports high-performance transmissions and electric motor shafts, thanks to its P4 tolerance class. The open design allows for easy lubrication, extending service life in demanding conditions.

Perfect Fit for Automation: 71919 CB/HCP4A Bearing
71919 CB/HCP4A Bearing excels in robotic arms and CNC machinery, where its matched arrangement ensures consistent alignment. The ceramic balls provide quiet operation, crucial for sensitive automated environments.

Medical vs Industrial: Where 71919 CB/HCP4A Bearing Excels
In medical imaging devices, 71919 CB/HCP4A Bearing’s precision and low friction contribute to accurate scans. Industrial applications like pumps and compressors benefit from its high-speed capabilities and robust construction.

Essential Roles of 71919 CB/HCP4A Bearing
71919 CB/HCP4A Bearing is a reliable choice for aerospace components, where its temperature range and dynamic load capacity meet strict requirements. The phenolic cage adds durability in high-vibration scenarios.

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