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Super Precision Angular Contact Ball Bearings S71915 ACDGA/P4A

Super Precision Angular Contact Ball Bearings S71915 ACDGA/P4A

The S71915 ACDGA/P4A is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 7605 lbf and spins smoothly at speeds up to 28,000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet operation. The bearing works well in temperatures from -30°C to 110°C, making it suitable for demanding environments.

With a 25° contact angle and extra light preload, it offers precise performance for high-speed applications. Ideal for machine tools or spindle drives where accuracy and reliability are key.

Weighing just 0.36kg, it’s lightweight yet robust. This model is interchangeable with SKF bearings and comes in matched sets for versatile mounting options.

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Product Parameters

  • Part Number S71915 ACDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • 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 7605 lbf
  • Static Radial Load 7988 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.36 kg
Super Precision Angular Contact Ball Bearings S71915 ACDGA/P4A dimension drawing
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Features

Performance Features of S71915 ACDGA/P4A Bearing

S71915 ACDGA/P4A Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 25° contact angle ensures optimal load distribution, making it suitable for angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 7605 lbf, it handles demanding conditions reliably.

S71915 ACDGA/P4A Bearing operates smoothly at speeds up to 28,000 rpm, thanks to its precision engineering.
The sealed design and grease lubrication minimise maintenance needs, ensuring long service life.

Designed for temperatures from -30°C to 110°C, it performs consistently in varied environments.
Its P4A tolerance class guarantees high accuracy, ideal for precision machinery.

Application

Super Precision Angular Contact Ball Bearings S71915 ACDGA/P4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding environments.

In automotive applications, S71915 ACDGA/P4A supports components like electric motor shafts, offering smooth rotation at speeds up to 28,000 rpm. Its phenolic cage reduces friction, making it energy-efficient for modern vehicle systems.

For robotics, S71915 ACDGA/P4A excels in articulated arms due to its P4A tolerance class, which guarantees precise movement. The chrome steel construction also withstands repeated stress in automated assembly lines.

Medical imaging devices benefit from S71915 ACDGA/P4A’s low vibration and heat generation, critical for maintaining diagnostic accuracy. The grease lubrication ensures quiet operation in sensitive healthcare settings.

In aerospace systems, S71915 ACDGA/P4A’s lightweight design (0.36 kg) and universal matching capability make it ideal for compact, high-performance assemblies. Its temperature range (-30°C to 110°C) suits both ground and flight conditions.

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