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Super Precision Angular Contact Ball Bearings 71908 FE/P4ADBA

Super Precision Angular Contact Ball Bearings 71908 FE/P4ADBA

The 71908 FE/P4ADBA is a super precision angular contact ball bearing, measuring 40mm by 62mm by 24mm, crafted from durable chrome steel. It features an 18° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 3578 lbf and spins smoothly at speeds up to 41,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the extra-light preload ensures minimal friction. Ideal for high-precision applications like machine tool spindles or high-speed robotics.

With a temperature range of -30°C to 110°C, it’s versatile for various environments. Weighing just 0.2kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71908 FE/P4ADBA
  • 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 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 19
  • Contact Angle 18°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2700 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.2 kg
Super Precision Angular Contact Ball Bearings 71908 FE/P4ADBA dimension drawing
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Features

Why Choose 71908 FE/P4ADBA Bearing for Precision Tasks?

71908 FE/P4ADBA Bearing features a precise 18° contact angle, ideal for high-accuracy applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 3578 lbf, it handles demanding tasks effortlessly.
The extra light preload (Class A) enhances performance, making it suitable for high-speed applications.

71908 FE/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring long-lasting reliability.

Application

Industrial Uses of 71908 FE/P4ADBA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it suitable for applications demanding minimal friction.

How Does 71908 FE/P4ADBA Bearing Improve Performance?
In automotive transmissions, this bearing reduces vibration and noise due to its matched arrangement and phenolic cage. Its high-speed capability also enhances efficiency in performance vehicles.

Built for Heavy-Duty Use: 71908 FE/P4ADBA Bearing
The chrome steel construction provides durability in industrial pumps and compressors, handling both radial and axial loads. Its P4A tolerance class ensures consistent performance under demanding conditions.

Medical vs Industrial: Where 71908 FE/P4ADBA Bearing Excels
While it supports precision in medical imaging devices, this bearing also thrives in robotics, offering smooth motion control. The open design allows for easy lubrication in high-use environments.

Perfect Fit for Automation: 71908 FE/P4ADBA Bearing
In robotic arms and CNC machines, this bearing’s 18° contact angle delivers stable movement. Its lightweight phenolic cage reduces inertia, improving response times in automated systems.

Q&A

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