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Super Precision Angular Contact Ball Bearings 71912 CD/HCP4AQGA

Super Precision Angular Contact Ball Bearings 71912 CD/HCP4AQGA

The 71912 CD/HCP4AQGA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 11700 lbf and spins smoothly at high speeds up to 36000 RPM.

Its 15° contact angle and extra-light preload ensure minimal friction, while the phenolic cage offers excellent durability. The open design allows for easy lubrication and maintenance.

This bearing is part of a matched set of four, suitable for universal mounting in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing 0.65kg, it operates in temperatures from -30°C to 110°C, making it versatile for various industrial environments. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number 71912 CD/HCP4AQGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 52 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 4
  • 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 11700 lbf
  • Static Radial Load 13950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.65 kg
Super Precision Angular Contact Ball Bearings 71912 CD/HCP4AQGA dimension drawing
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Features

Performance Features of 71912 CD/HCP4AQGA Bearing

71912 CD/HCP4AQGA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 15° contact angle ensures optimal load distribution, enhancing performance in angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and extending service life.
With a dynamic radial load capacity of 11,700 lbf, it handles demanding conditions reliably.

71912 CD/HCP4AQGA Bearing operates smoothly at speeds up to 36,000 rpm, balancing speed and stability.
Its universal matching design allows flexible arrangement options for various mechanical needs.

The extra light preload ensures minimal friction, making it ideal for precision tasks.
Its temperature range of -30°C to 110°C ensures consistent performance in diverse environments.

Application

Common Applications of 71912 CD/HCP4AQGA Bearing
71912 CD/HCP4AQGA 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, 71912 CD/HCP4AQGA Bearing supports articulated arms, providing stability and low heat generation during repetitive movements. Its universal matching feature allows flexible arrangement in compact spaces.

For aerospace components, 71912 CD/HCP4AQGA Bearing’s phenolic cage and chrome steel rings offer reliability in extreme conditions. The extra light preload enhances performance in sensitive instrumentation.

Medical imaging devices benefit from 71912 CD/HCP4AQGA Bearing’s low vibration and high-speed capabilities. The P4A tolerance class ensures consistent accuracy in critical diagnostic equipment.

Q&A

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