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Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTB
Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTB

Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTB

The 71906 CD/P4ATBTB is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3442 lbf and spins smoothly at speeds up to 100,500 RPM.

Its 15° contact angle and matched set of three bearings (arranged TBT) provide excellent stability for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and operates in temperatures from -30°C to 110°C. Ideal for machine tools, spindles, or other equipment requiring precise angular contact performance.

Weighing just 0.14kg, it’s lightweight yet robust, meeting strict P4A tolerance standards for accuracy. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71906 CD/P4ATBTB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 27 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 20
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3442 lbf
  • Static Radial Load 3082 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.14 kg

Features

Performance Features of 71906 CD/P4ATBTB Bearing

71906 CD/P4ATBTB Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel construction ensures durability and resistance to wear under dynamic radial loads up to 3442 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise during high-speed operation.
With a maximum speed of 100,500 rpm, it delivers reliable performance in demanding conditions.

71906 CD/P4ATBTB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of three bearings ensures stability and consistent performance.

Application

Key Fields for 71906 CD/P4ATBTB Bearing
71906 CD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial settings.

In aerospace applications, 71906 CD/P4ATBTB Bearing supports components like gyroscopes and avionics systems, thanks to its light preload and reliable performance. The phenolic cage material helps reduce friction during high-speed operations.

For robotics, 71906 CD/P4ATBTB Bearing is ideal for articulated arms and joints, offering smooth movement under angular loads. Its P4A tolerance class ensures consistent precision in automated processes.

Medical imaging devices benefit from 71906 CD/P4ATBTB Bearing’s low-noise operation and high-speed capabilities. The chrome steel construction ensures durability in critical healthcare equipment.

In dental drills and lab instruments, 71906 CD/P4ATBTB Bearing provides quiet and efficient performance. The lubricated design minimises maintenance needs, making it a practical choice for medical professionals.

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