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Super Precision Angular Contact Ball Bearings S71926 CD/P4A

Super Precision Angular Contact Ball Bearings S71926 CD/P4A

The S71926 CD/P4A is a super precision angular contact ball bearing with a 130mm bore and 180mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 20768 lbf and operates smoothly at speeds up to 7000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle provides excellent stability for angular loads.

This bearing is ideal for high-precision applications like machine tool spindles or high-speed motors. It works well in temperatures from -30°C to 110°C and meets P4 tolerance standards for accuracy.

Weighing 1.58kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number S71926 CD/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 15°
  • 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 20768 lbf
  • Static Radial Load 24300 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 7000 rpm
  • Weight 1.58 kg
  • Price（$） 1931.265
Super Precision Angular Contact Ball Bearings S71926 CD/P4A dimension drawing
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Features

Performance Features of S71926 CD/P4A Bearing

S71926 CD/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high strength and durability under dynamic radial loads up to 20768 lbf.

The phenolic cage in S71926 CD/P4A Bearing reduces friction and wear, enhancing operational smoothness.
With a maximum speed of 7,000 rpm, it maintains performance in high-speed scenarios.

S71926 CD/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its precision P4 tolerance class ensures reliable performance in demanding applications.

The sealed design of S71926 CD/P4A Bearing protects against contaminants, extending service life.
Preload availability allows for fine-tuning to meet specific application requirements.

Application

Industrial Uses of S71926 CD/P4A Bearing
S71926 CD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In automotive applications, S71926 CD/P4A Bearing supports high-speed components like turbochargers and electric motors. Its phenolic cage offers good heat resistance, making it suitable for engine bay conditions.

For medical imaging devices, S71926 CD/P4A Bearing provides reliable performance due to its P4 tolerance class. The chrome steel construction ensures durability in critical diagnostic equipment.

Automation systems benefit from S71926 CD/P4A Bearing in robotic arms, where its precision and speed capabilities enhance movement accuracy. The 15° contact angle helps manage both radial and axial loads efficiently.

In consumer electronics, S71926 CD/P4A Bearing can be found in high-end printers, ensuring smooth paper feed mechanisms. Its compact size and weight make it ideal for space-constrained designs.

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