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Super Precision Angular Contact Ball Bearings 71910 CBGA/HCP4A

Super Precision Angular Contact Ball Bearings 71910 CBGA/HCP4A

The 71910 CBGA/HCP4A is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 1755 lbf and operates smoothly at high speeds up to 46,000 RPM.

Its open design and phenolic cage ensure low friction and easy maintenance, while the extra light preload enhances precision. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a matched set of two, suitable for universal matching configurations. Ideal for high-precision applications like machine tools or spindle drives where accuracy is key.

Weighing just 0.13kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional performance.

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Product Parameters

  • Part Number 71910 CBGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 29
  • Contact Angle 15°
  • Tolerance Class P4A
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1755 lbf
  • Static Radial Load 1418 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.13 kg
Super Precision Angular Contact Ball Bearings 71910 CBGA/HCP4A dimension drawing
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Features

Why Choose 71910 CBGA/HCP4A Bearing for Precision Tasks?

71910 CBGA/HCP4A Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a maximum speed of 46,000 rpm, it excels in high-speed environments.

71910 CBGA/HCP4A Bearing’s extra light preload design ensures precise performance in demanding tasks.
Its dynamic radial load capacity of 1755 lbf provides reliable support for various applications.

The bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees consistent accuracy and performance.

Application

Industrial Uses of 71910 CBGA/HCP4A Bearing
71910 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 precise alignment for smooth operation in demanding conditions.

What Makes 71910 CBGA/HCP4A Bearing a Preferred Choice?
In robotics, 71910 CBGA/HCP4A Bearing excels in articulated arms due to its angular contact design and extra-light preload. The chrome steel rings provide durability while maintaining low vibration levels during rapid movements.

Perfect Fit for Automation: 71910 CBGA/HCP4A Bearing
71910 CBGA/HCP4A Bearing works well in 3D printers, supporting linear motion systems with its high-speed capability. Its open design allows for easy lubrication, extending service life in continuous operation.

Medical vs Industrial: Where 71910 CBGA/HCP4A Bearing Excels
For medical imaging devices, 71910 CBGA/HCP4A Bearing offers quiet performance thanks to its ceramic balls. In industrial pumps, the same bearing handles radial and axial loads efficiently due to its 15° contact angle.

Q&A

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