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Super Precision Angular Contact Ball Bearings S71926 ACD/P4A

Super Precision Angular Contact Ball Bearings S71926 ACD/P4A

The S71926 ACD/P4A is a super precision angular contact ball bearing with a 130mm bore and 180mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and sealed design ensure smooth operation under radial loads up to 19598 lbf.

This bearing spins efficiently at speeds up to 6700 RPM and handles temperatures from -30°C to 110°C. The phenolic cage adds durability while keeping the weight manageable at 1.58kg.

With a P4 tolerance class, it offers excellent precision for demanding applications. The preload option enhances stability, making it suitable for high-performance machinery.

Ideal for use in precision equipment like machine tools or spindle drives, where accuracy and reliability are key. It’s interchangeable with SKF bearings, simplifying replacements.

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Product Parameters

  • Part Number S71926 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.01mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 19598 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 6700 rpm
  • Weight 1.58 kg
  • Price（$） 1931.652
Super Precision Angular Contact Ball Bearings S71926 ACD/P4A dimension drawing
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Features

Performance Features of S71926 ACD/P4A Bearing

S71926 ACD/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under high radial loads.

The phenolic cage in S71926 ACD/P4A Bearing maintains ball alignment, reducing friction and noise.
With a dynamic radial load capacity of 19598 lbf, it handles demanding conditions efficiently.

S71926 ACD/P4A Bearing operates smoothly at speeds up to 6,700 rpm, balancing performance and longevity.
Its sealed design and preload option enhance reliability in precision applications.

The P4 tolerance class ensures high accuracy, making S71926 ACD/P4A Bearing suitable for precision machinery.
Its temperature range of -30° to 110°C allows versatile use in various environments.

Application

Key Fields for S71926 ACD/P4A Bearing
S71926 ACD/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In automotive applications, S71926 ACD/P4A Bearing supports high-speed components like turbochargers and electric motors. Its phenolic cage reduces friction, enhancing efficiency under demanding conditions.

For robotics, S71926 ACD/P4A Bearing provides reliable motion control in articulated arms and precision gears. The P4 tolerance class ensures minimal vibration, crucial for smooth operation in automated systems.

Medical imaging devices benefit from S71926 ACD/P4A Bearing’s consistent performance and low noise levels. The chrome steel construction offers durability in critical diagnostic equipment.

In aerospace systems, S71926 ACD/P4A Bearing handles radial and axial loads in navigation instruments. Its lubricated design ensures long service life even under extreme temperature variations.

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