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Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTC
Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTC

Super Precision Angular Contact Ball Bearings 71906 CD/P4ATBTC

The 71906 CD/P4ATBTC 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 stable performance under moderate preload. The phenolic cage ensures quiet operation and long service life.

This open-design bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or precision instruments where accuracy matters.

Weighing just 0.14kg, it’s interchangeable with SKF bearings for easy replacement. The P4A tolerance class guarantees exceptional running accuracy.

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Product Parameters

  • Part Number 71906 CD/P4ATBTC
  • 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 Moderate / Class C
  • 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/P4ATBTC Bearing

71906 CD/P4ATBTC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 3442 lbf.

The phenolic cage maintains ball alignment, reducing friction and wear during high-speed rotations.
With a maximum speed of 100,500 rpm, it delivers reliable performance in precision tasks.

71906 CD/P4ATBTC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its moderate preload (Class C) enhances stability, making it suitable for matched arrangements.

The open design allows for easy lubrication, ensuring consistent performance over time.
Its precise tolerances (P4A) contribute to its accuracy in demanding applications.

Application

Key Fields for 71906 CD/P4ATBTC Bearing
71906 CD/P4ATBTC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during high-speed operations.

In robotics, 71906 CD/P4ATBTC Bearing supports articulated arms, providing smooth movement and reducing friction. Its phenolic cage offers durability in repetitive motion applications.

For aerospace components, 71906 CD/P4ATBTC Bearing handles radial and axial loads in navigation systems. The P4A tolerance class ensures reliability in critical flight conditions.

Automotive testing equipment benefits from 71906 CD/P4ATBTC Bearing’s ability to withstand high speeds and loads. Its chrome steel construction ensures long service life in demanding environments.

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