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Super Precision Angular Contact Ball Bearings S71910 ACB/P4ATGA

Super Precision Angular Contact Ball Bearings S71910 ACB/P4ATGA

The S71910 ACB/P4ATGA is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and sealed design ensure smooth operation under angular loads.

With a dynamic radial load capacity of 3510 lbf, it spins efficiently at speeds up to 34,000 RPM. The phenolic cage and grease lubrication enhance durability and reduce friction.

This bearing comes in a universal matched set of three, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or robotics.

Weighing 0.42kg, it meets P4A tolerance standards and operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71910 ACB/P4ATGA
  • 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 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 29
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3510 lbf
  • Static Radial Load 4050 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.42 kg
Super Precision Angular Contact Ball Bearings S71910 ACB/P4ATGA dimension drawing
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Features

Performance Features of S71910 ACB/P4ATGA Bearing

S71910 ACB/P4ATGA Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.

Its 25° contact angle and universal matching design allow for versatile installation in various configurations.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.

With a maximum speed of 34,000 rpm, it excels in high-speed applications while maintaining reliability.

How Does S71910 ACB/P4ATGA Bearing Reduce Friction?

S71910 ACB/P4ATGA Bearing’s sealed design and grease lubrication minimise friction during operation.

The precision-engineered chrome steel balls and raceways ensure smooth movement even under heavy radial loads.

Its extra light preload reduces resistance, making it ideal for high-speed, precision tasks.

The phenolic cage further enhances performance by keeping the balls perfectly aligned.

Designed for Durability: S71910 ACB/P4ATGA Bearing

S71910 ACB/P4ATGA Bearing withstands demanding conditions with its chrome steel construction and sealed design.

It operates efficiently in temperatures ranging from -30°C to 110°C, ensuring consistent performance.

The dynamic radial load capacity of 3510 lbf and static radial load of 4050 lbf highlight its robust build.

Its universal matching feature allows for flexible arrangement, catering to diverse application needs.

Steel vs Ceramic Bearings: Strengths of S71910 ACB/P4ATGA Bearing

S71910 ACB/P4ATGA Bearing’s chrome steel components offer superior strength and wear resistance.

The phenolic cage provides excellent stability and reduces noise, making it suitable for precision machinery.

With a tolerance class of P4A, it ensures high accuracy and reliable operation in critical applications.

The grease lubrication and sealed design further enhance its longevity and performance.

Application

Super Precision Angular Contact Ball Bearings S71910 ACB/P4ATGA are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load distribution. The sealed design keeps contaminants out, extending service life in demanding industrial environments.

In robotics, S71910 ACB/P4ATGA Bearings provide smooth motion control for articulated arms, thanks to their universal matching capability. The extra-light preload reduces friction, enhancing precision in repetitive tasks.

For aerospace applications, S71910 ACB/P4ATGA Bearings handle both radial and thrust loads in components like gyroscopes. Their phenolic cage offers lightweight durability, crucial for performance in extreme conditions.

Medical imaging devices benefit from S71910 ACB/P4ATGA Bearings’ low-noise operation and P4A tolerance class. The chrome steel construction ensures reliability in sensitive diagnostic equipment.

Automotive electric motors utilise S71910 ACB/P4ATGA Bearings for their high-speed capability (up to 34,000 rpm). The grease lubrication maintains consistent performance in variable temperature conditions.

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