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

Super Precision Angular Contact Ball Bearings 71907 CBGA/HCP4A

The 71907 CBGA/HCP4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from high-quality chrome steel. Its compact 10mm width makes it suitable for tight spaces, while the ceramic balls ensure smooth operation.

This bearing handles radial loads up to 1141 lbf and can reach speeds of 56,000 RPM, thanks to its phenolic cage and 15° contact angle. The open design allows for easy lubrication and maintenance.

Designed for precision applications, it comes in matched sets for back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed machinery like spindles or dental tools where accuracy is crucial.

Weighing just 0.074kg, it’s lightweight yet durable. Compliant with P4A tolerance standards, it’s a reliable choice for demanding environments. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71907 CBGA/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 3.969 mm
  • Ball Qty 25
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 2
  • 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 1141 lbf
  • Static Radial Load 821 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.074 kg

Features

Performance Features of 71907 CBGA/HCP4A Bearing

71907 CBGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision and speed capabilities.

The phenolic cage ensures smooth operation, even at high speeds up to 56,000 rpm.
This bearing is available in matched sets, offering flexibility for back-to-back or face-to-face arrangements.

With a dynamic radial load capacity of 1141 lbf, it handles demanding conditions reliably.
The extra light preload (Class A) ensures minimal friction and consistent performance.

71907 CBGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its universal matching feature simplifies installation and maintenance.

Application

Industrial Uses of 71907 CBGA/HCP4A Bearing
71907 CBGA/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 class ensures precision in demanding industrial environments.

What Makes 71907 CBGA/HCP4A Bearing a Preferred Choice?
In robotics, 71907 CBGA/HCP4A Bearing excels in articulated arms due to its angular contact design and matched arrangement. The extra light preload allows for smooth, responsive movements in automated systems.

Perfect Fit for Automation: 71907 CBGA/HCP4A Bearing
71907 CBGA/HCP4A Bearing works well in 3D printers, providing accurate linear motion with minimal vibration. Its ceramic balls and chrome steel rings offer a good balance of durability and performance.

Automotive vs Aerospace: Applications of 71907 CBGA/HCP4A Bearing
In automotive applications, 71907 CBGA/HCP4A Bearing supports gearbox components, handling both radial and axial loads efficiently. For aerospace, its lightweight design and high-speed capability make it suitable for instrumentation systems.

Medical vs Industrial: Where 71907 CBGA/HCP4A Bearing Excels
71907 CBGA/HCP4A Bearing is reliable in medical imaging devices, where precision and low noise are essential. In industrial settings, it performs well in spindle drives, thanks to its high dynamic load capacity.

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