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Super Precision Angular Contact Ball Bearings 71907 ACDGA/HCP4A
Super Precision Angular Contact Ball Bearings 71907 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 71907 ACDGA/HCP4A

The 71907 ACDGA/HCP4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 2077 lbf.

This bearing spins at high speeds up to 56,000 RPM, thanks to its phenolic cage and lubricated design. It maintains performance in temperatures ranging from -30°C to 110°C, making it versatile for various conditions.

With a P4A tolerance class, it offers exceptional precision for demanding applications. Ideal for machine tools or high-speed spindles where accuracy and reliability are crucial.

Weighing just 0.068kg, it’s lightweight yet robust. It can be used in matched sets for back-to-back, face-to-face, or tandem arrangements, providing flexibility in installation.

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Product Parameters

  • Part Number 71907 ACDGA/HCP4A
  • 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 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2077 lbf
  • Static Radial Load 1395 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.068 kg

Features

How Does 71907 ACDGA/HCP4A Bearing Achieve High-Speed Performance?

71907 ACDGA/HCP4A Bearing features ceramic balls, reducing friction and enabling smooth operation at speeds up to 56,000 rpm.
The chrome steel rings and phenolic cage ensure durability and stability under high radial loads.

With a 25° contact angle, it efficiently handles angular contact loads while maintaining precision.
Its extra light preload design enhances performance in applications requiring minimal friction.

The bearing’s P4A tolerance class guarantees consistent accuracy in demanding conditions.
Its compact size (35 mm×55 mm×10 mm) makes it suitable for space-constrained installations.

Application

Key Fields for 71907 ACDGA/HCP4A Bearing
71907 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment for smooth operation.

In robotics, 71907 ACDGA/HCP4A Bearing supports articulated arms, offering reliable angular contact performance. Its lightweight design and high-speed capability make it ideal for repetitive motions.

For medical imaging devices, 71907 ACDGA/HCP4A Bearing’s chrome steel rings provide stability under radial loads. The open seal design allows for easy lubrication, extending service life in critical applications.

Automotive applications like electric motor shafts benefit from 71907 ACDGA/HCP4A Bearing’s extra light preload. The ceramic balls enhance durability while reducing energy loss at high RPMs.

In 3D printers, 71907 ACDGA/HCP4A Bearing ensures accurate linear motion with minimal vibration. Its metric sizing and universal matching options simplify integration into various frame designs.

Q&A

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