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Super Precision Angular Contact Ball Bearings 71913 ACE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71913 ACE/HCP4ADGA

The 71913 ACE/HCP4ADGA is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under angular loads.

With a dynamic radial load capacity of 5738 lbf, it spins efficiently at speeds up to 36,000 RPM. The phenolic cage and open design allow for easy lubrication and maintenance, suitable for temperatures from -30°C to 110°C.

This bearing comes in a matched set of two, offering universal matching for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives where accuracy is key.

Weighing just 0.34kg, it meets P4A tolerance standards for exceptional performance. Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number 71913 ACE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5738 lbf
  • Static Radial Load 5220 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.34 kg
  • Price（$） 464.31
Super Precision Angular Contact Ball Bearings 71913 ACE/HCP4ADGA dimension drawing
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Features

Performance Features of 71913 ACE/HCP4ADGA Bearing

71913 ACE/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
The 25° contact angle ensures efficient handling of combined radial and axial loads.

Its phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 5738 lbf, it excels in demanding applications.

The bearing operates smoothly at speeds up to 36,000 rpm, thanks to its precision P4A tolerance class.
It is lubricated for reduced maintenance and consistent performance.

Designed for universal matching, 71913 ACE/HCP4ADGA Bearing supports various configurations like back-to-back or face-to-face.
Its temperature range of -30°C to 110°C ensures reliability in diverse environments.

Application

Key Fields for 71913 ACE/HCP4ADGA Bearing
71913 ACE/HCP4ADGA Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 71913 ACE/HCP4ADGA Bearing supports articulated arms, providing stability during repetitive movements. Its universal matching feature allows flexible mounting configurations, adapting to various robotic designs.

For aerospace components, 71913 ACE/HCP4ADGA Bearing handles radial and axial loads in avionics systems. The phenolic cage offers lightweight durability, crucial for maintaining performance in extreme conditions.

Medical imaging devices benefit from 71913 ACE/HCP4ADGA Bearing’s low vibration and high-speed capabilities. The P4A tolerance class ensures consistent accuracy in sensitive diagnostic equipment.

In electric vehicle motors, 71913 ACE/HCP4ADGA Bearing’s extra-light preload enhances efficiency. Its lubricated design extends service life, reducing maintenance needs in demanding automotive environments.

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