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Super Precision Angular Contact Ball Bearings 71917 ACD/P4AQGC

Super Precision Angular Contact Ball Bearings 71917 ACD/P4AQGC

The 71917 ACD/P4AQGC is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a set of four for versatile mounting options.

This bearing handles radial loads up to 25650 lbf and can reach speeds of 28000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures smooth operation and durability under moderate preload.

The open design allows for easy lubrication, while the P4A tolerance class guarantees exceptional precision. It operates reliably in temperatures from -30°C to 110°C.

Ideal for machine tools, spindles, or other high-speed equipment requiring precise angular contact. Weighing 2.12kg, it’s a robust choice for demanding industrial environments.

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Product Parameters

  • Part Number 71917 ACD/P4AQGC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 25
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 25650 lbf
  • Static Radial Load 41175 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 2.12 kg
Super Precision Angular Contact Ball Bearings 71917 ACD/P4AQGC dimension drawing
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Features

Performance Features of 71917 ACD/P4AQGC Bearing

71917 ACD/P4AQGC Bearing is crafted with chrome steel rings and balls, ensuring durability and precision.
Its 25° contact angle provides excellent load distribution, ideal for angular contact applications.

The phenolic cage in 71917 ACD/P4AQGC Bearing maintains ball alignment, reducing friction and wear.
With a dynamic radial load capacity of 25650 lbf, it handles demanding conditions reliably.

71917 ACD/P4AQGC Bearing operates smoothly at speeds up to 28,000 rpm, balancing performance and efficiency.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

Application

Industrial Uses of 71917 ACD/P4AQGC Bearing
71917 ACD/P4AQGC Bearing is commonly used in high-speed machine tools, where its 25° contact angle ensures precise radial and axial load handling. The universal matching design allows for flexible arrangements in complex machinery setups.

What Makes 71917 ACD/P4AQGC Bearing a Preferred Choice?
With its moderate preload and phenolic cage, 71917 ACD/P4AQGC Bearing offers smooth operation in applications like CNC spindles. The P4A tolerance class guarantees consistent performance in demanding environments.

Built for Heavy-Duty Use: 71917 ACD/P4AQGC Bearing
71917 ACD/P4AQGC Bearing excels in aerospace applications, such as helicopter gearboxes, thanks to its chrome steel construction. Its high dynamic radial load capacity makes it reliable under extreme conditions.

Automotive vs Aerospace: Applications of 71917 ACD/P4AQGC Bearing
In automotive systems, 71917 ACD/P4AQGC Bearing supports high-performance transmissions, while in aerospace, it handles the rigorous demands of turbine engines. The open design facilitates easy lubrication and maintenance.

Perfect Fit for Automation: 71917 ACD/P4AQGC Bearing
71917 ACD/P4AQGC Bearing is ideal for robotic arms, where its precision and speed capabilities enhance movement accuracy. The matched set option ensures uniform performance across multiple bearings in a system.

Q&A

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