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Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADGA

The 71913 CD/HCP4ADGA is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and ceramic balls for smooth operation at high speeds.

This bearing handles radial loads up to 7470 lbf and spins effortlessly at 31,000 RPM. Its phenolic cage and extra light preload ensure quiet, efficient performance in demanding applications.

The open design allows easy lubrication, while the universal matching feature enables flexible arrangements like back-to-back or face-to-face mounting. Ideal for high-speed machinery like spindles or precision tools.

Weighing 0.35kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number 71913 CD/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 26
  • Contact Angle 15°
  • 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 7470 lbf
  • Static Radial Load 7538 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.35 kg
Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADGA dimension drawing
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Features

Performance Features of 71913 CD/HCP4ADGA Bearing

71913 CD/HCP4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction.

Its dynamic radial load capacity of 7470 lbf ensures reliable performance under stress.
The phenolic cage maintains ball alignment, contributing to smooth operation.

With a maximum speed of 31,000 rpm, it excels in high-speed scenarios.
The universal matching design allows flexible arrangement options for varied needs.

The extra light preload (Class A) ensures minimal friction and precise movement.
Operating between -30°C to 110°C, it adapts to a wide range of temperatures.

Application

Key Fields for 71913 CD/HCP4ADGA Bearing
71913 CD/HCP4ADGA Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The 15° contact angle ensures precise handling of combined radial and axial loads.

How Does 71913 CD/HCP4ADGA Bearing Improve Performance?
In robotics, 71913 CD/HCP4ADGA Bearing enhances accuracy in articulated arms, thanks to its P4A tolerance class. The universal matching design allows flexible arrangements like back-to-back or face-to-face mounting.

Built for Heavy-Duty Use: 71913 CD/HCP4ADGA Bearing
This bearing excels in aerospace applications, such as helicopter gearboxes, where its extra-light preload minimises vibration. The chrome steel rings provide durability under extreme conditions.

Medical vs Industrial: Where 71913 CD/HCP4ADGA Bearing Excels
For medical imaging devices, 71913 CD/HCP4ADGA Bearing offers quiet operation crucial for patient comfort. In industrial pumps, its lubricated design ensures long service life even at 31,000 rpm.

Practical Applications of 71913 CD/HCP4ADGA Bearing
71913 CD/HCP4ADGA Bearing is ideal for precision spindles in CNC machines, where its 26 ceramic balls distribute loads evenly. The metric dimensions make it compatible with European and Asian equipment standards.

Q&A

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