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Super Precision Angular Contact Ball Bearings 71910 ACEGA/HCP4AL

Super Precision Angular Contact Ball Bearings 71910 ACEGA/HCP4AL

The 71910 ACEGA/HCP4AL is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 2722 lbf.

With a maximum speed of 46,000 RPM, this bearing is designed for high-performance applications. The phenolic cage and open design allow for easy lubrication and maintenance, even in temperatures ranging from -30°C to 110°C.

This bearing comes in a set of two, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for precision machinery like spindles or high-speed tools where accuracy is key.

Weighing just 0.11kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional performance.

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Product Parameters

  • Part Number 71910 ACEGA/HCP4AL
  • 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 7.144 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 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 2722 lbf
  • Static Radial Load 1834 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.11 kg
Super Precision Angular Contact Ball Bearings 71910 ACEGA/HCP4AL dimension drawing
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Features

Performance Features of 71910 ACEGA/HCP4AL Bearing

71910 ACEGA/HCP4AL Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 25° contact angle ensures efficient handling of combined radial and axial loads.

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

71910 ACEGA/HCP4AL Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its extra light preload (Class A) ensures minimal resistance and optimal efficiency.

The open seal design allows for easy lubrication, extending the bearing’s service life.
Its P4A tolerance class guarantees consistent precision in demanding conditions.

Application

Key Fields for 71910 ACEGA/HCP4AL Bearing
71910 ACEGA/HCP4AL 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 suitable for handling combined radial and axial loads efficiently.

In robotics, 71910 ACEGA/HCP4AL Bearing ensures smooth motion in articulated arms and joints, thanks to its P4A precision class. The lightweight design also helps in reducing overall system inertia for quicker response times.

For dental drills and surgical tools, 71910 ACEGA/HCP4AL Bearing’s lubricated design maintains quiet operation at high RPMs. The chrome steel rings provide durability, while the ceramic balls resist corrosion in sterilised environments.

Automotive vs Aerospace: Applications of 71910 ACEGA/HCP4AL Bearing
In automotive turbochargers, 71910 ACEGA/HCP4AL Bearing handles extreme rotational speeds with minimal wear. Its matched arrangement options allow for custom setups in performance engines.

Aerospace systems benefit from 71910 ACEGA/HCP4AL Bearing’s reliability in avionics and actuator mechanisms. The temperature range ensures stable performance from -30°C to 110°C, even at high altitudes.

What Makes 71910 ACEGA/HCP4AL Bearing a Preferred Choice?
The open seal design of 71910 ACEGA/HCP4AL Bearing simplifies relubrication in industrial pumps and compressors. Its extra-light preload minimises drag, improving energy efficiency in continuous operations.

For 3D printers and CNC routers, 71910 ACEGA/HCP4AL Bearing’s precision reduces vibration during intricate movements. The universal matching feature allows flexible installation in back-to-back or tandem configurations.

Q&A

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