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Super Precision Angular Contact Ball Bearings 71907 ACE/HCP4ADT
Super Precision Angular Contact Ball Bearings 71907 ACE/HCP4ADT

Super Precision Angular Contact Ball Bearings 71907 ACE/HCP4ADT

The 71907 ACE/HCP4ADT is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from chrome steel and ceramic balls for enhanced durability. It handles radial loads up to 2678 lbf and spins smoothly at high speeds up to 56,000 RPM.

Its 25° contact angle and matched arrangement (2 bearings << DT) provide excellent stability under angular loads, while the phenolic cage ensures quiet operation. The open design allows for easy lubrication and maintenance. This bearing is ideal for high-precision applications like machine tool spindles or dental equipment, where accuracy and speed are crucial. It operates efficiently in temperatures from -30°C to 110°C. Weighing just 0.13kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacement. Compliant with P4A tolerance class for superior performance.

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Product Parameters

  • Part Number 71907 ACE/HCP4ADT
  • 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 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 19
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2678 lbf
  • Static Radial Load 1980 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.13 kg

Features

Performance Features of 71907 ACE/HCP4ADT Bearing

71907 ACE/HCP4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance at high speeds.

The phenolic cage ensures smooth operation, even under dynamic radial loads up to 2678 lbf.
With a maximum speed of 56,000 rpm, it excels in precision tasks requiring reliability.

71907 ACE/HCP4ADT Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its matched arrangement of two bearings provides stability, making it ideal for demanding setups.

The preload availability further enhances precision, ensuring consistent performance over time.
This bearing is lubricated for reduced maintenance, offering long-lasting service.

Application

Where Is 71907 ACE/HCP4ADT Bearing Used?
71907 ACE/HCP4ADT Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup.
The 25° contact angle makes it ideal for handling combined radial and axial loads in precision equipment.

Practical Applications of 71907 ACE/HCP4ADT Bearing
In robotics, 71907 ACE/HCP4ADT Bearing ensures smooth motion in articulated arms and joints, thanks to its P4A tolerance class.
The matched arrangement of two bearings provides added stability for demanding automation tasks.

Optimized for Performance: 71907 ACE/HCP4ADT Bearing
For dental drills and surgical tools, 71907 ACE/HCP4ADT Bearing offers quiet operation and long service life due to its ceramic ball design.
The lubricated construction helps maintain performance even during prolonged use.

Automotive vs Aerospace: Applications of 71907 ACE/HCP4ADT Bearing
In automotive transmissions, 71907 ACE/HCP4ADT Bearing handles high rotational speeds with minimal wear.
For aerospace applications, its lightweight phenolic cage and precision tolerances make it suitable for navigation systems and flight controls.

Essential Roles of 71907 ACE/HCP4ADT Bearing
71907 ACE/HCP4ADT Bearing is a reliable choice for 3D printers, where its low friction ensures accurate layer deposition.
The open seal type allows for easy cleaning and re-lubrication in dusty workshop environments.

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