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Super Precision Angular Contact Ball Bearings 71906/VA9D1

Super Precision Angular Contact Ball Bearings 71906/VA9D1

The 71906/VA9D1 is a super precision angular contact ball bearing, measuring 30mm by 47mm by 9mm, crafted from high-quality chrome steel. It handles radial loads up to 1521 lbf and spins smoothly at speeds up to 72,500 RPM.

With a 25° contact angle and open design, it offers precise performance in high-speed applications. The phenolic cage ensures durability while keeping the weight light at just 0.048kg.

This bearing is ideal for machine tools or spindle applications where accuracy is key. It operates well in temperatures from -30°C to 110°C and comes pre-lubricated for easy use.

Compatible with SKF bearings, it’s a versatile choice for replacements. The P4 tolerance class guarantees reliable performance in demanding conditions.

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Product Parameters

  • Part Number 71906/VA9D1
  • 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 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 20
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1521 lbf
  • Static Radial Load 968 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 72500 rpm
  • Weight 0.048 kg
Super Precision Angular Contact Ball Bearings 71906/VA9D1 dimension drawing
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Features

How Does 71906/VA9D1 Bearing Ensure Precision in High-Speed Applications?

71906/VA9D1 Bearing features a 25° contact angle, optimised for angular contact loads and high-speed performance.
Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation.

With a maximum speed of 72,500 rpm, 71906/VA9D1 Bearing is ideal for precision machinery.
The P4 tolerance class guarantees consistent accuracy, even under dynamic radial loads up to 1521 lbf.

71906/VA9D1 Bearing operates efficiently in temperatures from -30°C to 110°C.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face configurations.

Application

Industrial Uses of 71906/VA9D1 Bearing
71906/VA9D1 Bearing is commonly used in high-speed machine tools, where its 25° contact angle helps manage both radial and axial loads efficiently. The open design and phenolic cage make it suitable for environments requiring minimal friction.

Where Is 71906/VA9D1 Bearing Used?
You’ll often find 71906/VA9D1 Bearing in precision equipment like CNC spindles, thanks to its P4 tolerance class ensuring accurate performance. Its lubricated design also supports smooth operation at speeds up to 72,500 rpm.

Built for Heavy-Duty Use: 71906/VA9D1 Bearing
71906/VA9D1 Bearing handles demanding applications such as industrial pumps, where its chrome steel construction offers durability. The preload option further enhances stability in high-load scenarios.

Automotive vs Aerospace: Applications of 71906/VA9D1 Bearing
In automotive systems, 71906/VA9D1 Bearing supports components like turbochargers, while in aerospace, it’s used in actuator systems for its reliability. The metric sizing ensures compatibility across various designs.

Perfect Fit for Automation: 71906/VA9D1 Bearing
71906/VA9D1 Bearing works well in robotic arms and automated assembly lines, where its precision and speed capabilities are key. The tandem arrangement option allows for custom setups in complex machinery.

Q&A

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