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Super Precision Angular Contact Ball Bearings S71915 ACD/P4ATGD

Super Precision Angular Contact Ball Bearings S71915 ACD/P4ATGD

The S71915 ACD/P4ATGD is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel. It handles heavy radial loads up to 16380 lbf and spins smoothly at speeds up to 28000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet operation. The bearing comes preloaded for stability and is part of a matched set of three for versatile mounting options.

With a 25° contact angle, it excels in applications requiring high precision, such as machine tools or spindle drives. It operates reliably in temperatures from -30°C to 110°C.

Weighing 1.08kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement. Ideal for back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number S71915 ACD/P4ATGD
  • 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 48 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 Universal matching
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 16380 lbf
  • Static Radial Load 23850 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 1.08 kg
Super Precision Angular Contact Ball Bearings S71915 ACD/P4ATGD dimension drawing
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Features

Performance Features of S71915 ACD/P4ATGD Bearing

S71915 ACD/P4ATGD Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.

Its 25° contact angle and heavy preload design provide excellent stability for angular contact applications.

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

With a dynamic radial load capacity of 16380 lbf, it handles demanding conditions with ease.

Why Choose S71915 ACD/P4ATGD Bearing for Precision Tasks?

S71915 ACD/P4ATGD Bearing offers universal matching, allowing flexible arrangements like back-to-back or face-to-face.

Its P4A tolerance class ensures exceptional accuracy, making it ideal for high-precision machinery.

The sealed design and grease lubrication minimise maintenance while protecting against contaminants.

Capable of speeds up to 28,000 rpm, it delivers reliable performance in fast-paced environments.

Engineered for Precision: S71915 ACD/P4ATGD Bearing

S71915 ACD/P4ATGD Bearing’s chrome steel construction resists wear, extending its service life.

The 26-ball design and 9.525 mm ball diameter distribute loads evenly, reducing stress on components.

It operates smoothly in temperatures from -30°C to 110°C, adapting to various working conditions.

Weighing just 1.08 kg, it combines strength with a lightweight design for efficient performance.

Application

Super Precision Angular Contact Ball Bearings S71915 ACD/P4ATGD are commonly used in high-speed machine spindles, where their 25° contact angle ensures stable rotation under heavy loads. The sealed design keeps contaminants out, extending service life in demanding workshop conditions.

In aerospace applications, S71915 ACD/P4ATGD handles precise movements in landing gear systems, with its phenolic cage reducing vibration during critical operations. The universal matching feature allows flexible installation in tight spaces.

For robotics, these bearings provide smooth motion in articulated arms, thanks to their P4A tolerance class. The grease lubrication maintains performance in continuous operation cycles without frequent maintenance.

Medical imaging devices benefit from S71915 ACD/P4ATGD’s low-noise characteristics, essential for sensitive diagnostic equipment. The chrome steel construction ensures reliability during prolonged use.

In automotive testing rigs, this bearing’s high dynamic radial load capacity supports accurate measurement systems. Its temperature stability performs consistently between -30°C and 110°C.

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