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Super Precision Angular Contact Ball Bearings S71915 CB/P4ADBA

Super Precision Angular Contact Ball Bearings S71915 CB/P4ADBA

The S71915 CB/P4ADBA is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from high-quality chrome steel. Its compact design measures 32mm in width, making it suitable for tight spaces.

This bearing features a 15° contact angle and comes in a matched pair (DB arrangement) for balanced performance. It handles radial loads up to 5152 lbf and spins smoothly at speeds up to 28,000 RPM.

The sealed design keeps grease in and contaminants out, reducing maintenance needs. Its phenolic cage ensures quiet operation and durability, even in temperatures from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and reliability are key. Weighing 0.76kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number S71915 CB/P4ADBA
  • 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 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 34
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5152 lbf
  • Static Radial Load 5962 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.76 kg
Super Precision Angular Contact Ball Bearings S71915 CB/P4ADBA dimension drawing
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Features

Performance Features of S71915 CB/P4ADBA Bearing

S71915 CB/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The sealed design ensures consistent lubrication, reducing maintenance needs and extending service life.

With a dynamic radial load capacity of 5152 lbf, it handles demanding conditions reliably.
The phenolic cage maintains ball alignment, enhancing smooth operation even at high speeds.

S71915 CB/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its precision P4A tolerance class ensures consistent performance in high-speed applications up to 28,000 rpm.

The matched arrangement of two bearings provides extra stability for complex load requirements.
Chrome steel rings and balls offer durability, while the grease lubrication ensures long-term reliability.

Application

Common Applications of S71915 CB/P4ADBA Bearing
In industrial settings, S71915 CB/P4ADBA Bearing is commonly used in high-speed spindles and machine tools, where its precision and extra light preload ensure smooth operation. The sealed design helps keep contaminants out, extending the bearing’s lifespan.

Where Is S71915 CB/P4ADBA Bearing Used?
You’ll often find S71915 CB/P4ADBA Bearing in automotive applications like electric motors and transmissions, where its angular contact design handles combined loads effectively. The phenolic cage adds durability, making it suitable for high-speed rotations.

Ideal for Precision: S71915 CB/P4ADBA Bearing
For medical imaging devices, S71915 CB/P4ADBA Bearing offers the accuracy needed for consistent performance. Its chrome steel construction and P4A tolerance class make it reliable for sensitive equipment.

Automotive vs Aerospace: Applications of S71915 CB/P4ADBA Bearing
In automotive systems, S71915 CB/P4ADBA Bearing supports gearboxes, while in aerospace, it’s used in actuators and control systems. The matched arrangement ensures balanced load distribution in both fields.

Practical Applications of S71915 CB/P4ADBA Bearing
S71915 CB/P4ADBA Bearing works well in robotics, particularly in articulated arms requiring precise movement. The grease lubrication reduces friction, making it efficient for repetitive tasks.

Q&A

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