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Super Precision Angular Contact Ball Bearings 71907 CD/P4ATT

Super Precision Angular Contact Ball Bearings 71907 CD/P4ATT

The 71907 CD/P4ATT is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 4680 lbf and operates smoothly at speeds up to 56,000 RPM.

Its 15° contact angle and matched arrangement of three bearings provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or high-speed motors.

Weighing just 0.22kg, it’s lightweight yet robust. Compliant with P4A tolerance class for precise performance. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71907 CD/P4ATT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <<< TT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4680 lbf
  • Static Radial Load 4410 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.22 kg
Super Precision Angular Contact Ball Bearings 71907 CD/P4ATT dimension drawing
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Features

Performance Features of 71907 CD/P4ATT Bearing

71907 CD/P4ATT Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 4680 lbf, it handles demanding tasks efficiently.

The bearing operates smoothly at speeds up to 56,000 rpm, making it suitable for high-performance machinery.

Application

Key Fields for 71907 CD/P4ATT Bearing
71907 CD/P4ATT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

In robotics, 71907 CD/P4ATT Bearing provides smooth motion control for articulated arms and joints. Its phenolic cage material reduces friction, making it ideal for repetitive, high-speed movements.

For medical imaging devices, 71907 CD/P4ATT Bearing’s P4A tolerance class guarantees consistent performance in critical applications. The chrome steel construction also offers excellent resistance to wear and corrosion.

Automotive applications like electric vehicle motors benefit from 71907 CD/P4ATT Bearing’s ability to handle both radial and axial loads. The matched set arrangement further enhances stability in high-performance systems.

In aerospace components, 71907 CD/P4ATT Bearing’s lightweight design and high-speed capability make it a reliable choice. Its temperature range ensures functionality in varying environmental conditions.

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