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Super Precision Angular Contact Ball Bearings 71908 ACD/TBTG16VQ253

Super Precision Angular Contact Ball Bearings 71908 ACD/TBTG16VQ253

The 71908 ACD/TBTG16VQ253 is a super precision angular contact ball bearing with a 40mm bore and 62mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 5648 lbf and spins smoothly at speeds up to 41000 RPM.

Its 25° contact angle and matched set of three bearings provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

Preloaded for precision, this bearing is ideal for high-speed applications like machine tool spindles or robotics. It performs reliably in temperatures from -30°C to 110°C.

Weighing 0.33kg, it’s lightweight yet robust. Compliant with P4A tolerance class for exceptional accuracy, and interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71908 ACD/TBTG16VQ253
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • Contact Angle 25°
  • 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 Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5648 lbf
  • Static Radial Load 5400 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.33 kg
Super Precision Angular Contact Ball Bearings 71908 ACD/TBTG16VQ253 dimension drawing
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Features

Performance Features of 71908 ACD/TBTG16VQ253 Bearing

71908 ACD/TBTG16VQ253 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 5648 lbf, it handles demanding conditions effectively.

71908 ACD/TBTG16VQ253 Bearing operates at speeds up to 41,000 rpm, making it suitable for high-speed applications.
Its P4A tolerance class ensures precision and reliability in performance-critical environments.

The matched arrangement of three bearings provides stability and balanced load distribution.
Preload availability further enhances its performance in precision tasks.

71908 ACD/TBTG16VQ253 Bearing functions within a temperature range of -30°C to 110°C, ensuring versatility.
Its lubricated design reduces maintenance needs while promoting long service life.

Application

Key Fields for 71908 ACD/TBTG16VQ253 Bearing
71908 ACD/TBTG16VQ253 Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The matched arrangement of three bearings provides stability in demanding applications like CNC spindles.

In automotive systems, 71908 ACD/TBTG16VQ253 Bearing supports high-speed components such as turbochargers and electric motor shafts. Its phenolic cage offers quiet operation, making it suitable for hybrid and electric vehicles.

For robotics, 71908 ACD/TBTG16VQ253 Bearing’s P4A tolerance class ensures smooth movement in articulated arms and precision actuators. The lubricated design reduces friction, extending service life in continuous operation.

Medical imaging devices benefit from 71908 ACD/TBTG16VQ253 Bearing’s consistent performance under radial loads. The chrome steel construction resists wear, maintaining precision in critical diagnostic equipment.

In aerospace applications, 71908 ACD/TBTG16VQ253 Bearing handles high speeds and temperatures in auxiliary systems. Its lightweight phenolic cage contributes to fuel efficiency without compromising durability.

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