+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71909 ACDTP/HCP4B

Super Precision Angular Contact Ball Bearings 71909 ACDTP/HCP4B

The 71909 ACDTP/HCP4B is a super precision angular contact ball bearing with a 45mm bore and 68mm outer diameter, designed for high-speed applications. Its compact 12mm width makes it suitable for tight spaces, while the 25° contact angle efficiently handles combined loads.

Made from chrome steel with ceramic balls, it offers smooth operation and reduced friction. The phenolic cage ensures durability, and it can handle speeds up to 20,000 RPM, making it ideal for demanding environments.

This bearing comes preloaded and matched for precise alignment, fitting seamlessly into systems requiring ABEC-7 tolerance. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF models.

Perfect for machine tools or high-speed spindles where accuracy and reliability are crucial. Weighing just 0.12kg, it balances performance with lightweight design.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 71909 ACDTP/HCP4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 23
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2790 lbf
  • Static Radial Load 2025 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 20000 rpm
  • Weight 0.12 kg
  • Price（$） 324.774
Super Precision Angular Contact Ball Bearings 71909 ACDTP/HCP4B dimension drawing
Download DWG Download PDF

Features

Why Choose 71909 ACDTP/HCP4B Bearing for Precision Tasks?

71909 ACDTP/HCP4B Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its ceramic balls and phenolic cage reduce friction, ensuring smooth operation even at speeds up to 20,000 rpm.

The chrome steel rings provide durability, while the P4 tolerance class guarantees consistent performance in demanding applications.
With dynamic radial load capacity of 2790 lbf, it excels in high-speed, high-precision environments.

71909 ACDTP/HCP4B Bearing’s open design allows for easy lubrication, extending its service life.
Its matched arrangement and preload options make it versatile for various precision engineering needs.

Application

How Does 71909 ACDTP/HCP4B Bearing Improve Performance?
In high-speed machine tools, 71909 ACDTP/HCP4B Bearing ensures smooth rotation with its ceramic balls and phenolic cage, reducing friction and heat buildup. The 25° contact angle makes it ideal for handling combined radial and axial loads.

For precision robotics, 71909 ACDTP/HCP4B Bearing offers reliable motion control in articulated arms, thanks to its P4 tolerance class. Its open design allows for easy lubrication, extending service life in continuous operation.

In medical imaging devices, 71909 ACDTP/HCP4B Bearing’s chrome steel rings provide durability under frequent start-stop cycles. The matched arrangement option ensures consistent performance in critical applications.

Automotive vs Aerospace: Applications of 71909 ACDTP/HCP4B Bearing
In automotive transmissions, 71909 ACDTP/HCP4B Bearing supports high-speed shafts with minimal vibration. Its metric sizing ensures compatibility with European and Asian vehicle designs.

For aerospace systems, 71909 ACDTP/HCP4B Bearing’s lightweight construction and precision tolerances meet stringent performance requirements. The ceramic balls further enhance durability in extreme conditions.

Q&A

SEND INQUIRY