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Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADBC
Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADBC

Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADBC

The 71902 ACE/P4ADBC is a super precision angular contact ball bearing with a compact size of 15mm by 28mm by 14mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 1112 lbf and can reach speeds of 95,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and longevity.

The open design allows for easy lubrication, while the P4A tolerance class guarantees precision. Ideal for use in machine tools or spindle drives where accuracy is key.

Weighing just 0.03kg, it’s lightweight yet robust. Compliant with standard temperature ranges from -30°C to 110°C, it’s a reliable choice for demanding environments.

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Product Parameters

  • Part Number 71902 ACE/P4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 15 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1112 lbf
  • Static Radial Load 585 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.03 kg

Features

Why Choose 71902 ACE/P4ADBC Bearing for Precision Tasks?

71902 ACE/P4ADBC Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 1112 lbf, it performs reliably in high-speed applications.
The P4A tolerance class guarantees consistent accuracy, making it suitable for demanding tasks.

Designed for moderate preload, 71902 ACE/P4ADBC Bearing maintains stability even at speeds up to 95,000 rpm.
Its open design allows for easy lubrication, ensuring long-lasting performance.

Application

Industrial Uses of 71902 ACE/P4ADBC Bearing
71902 ACE/P4ADBC Bearing is commonly used in high-speed machine tools, where its precision and moderate preload ensure smooth operation. The angular contact design handles both radial and axial loads efficiently.

In robotics, 71902 ACE/P4ADBC Bearing supports articulated arms, providing stability during repetitive movements. Its phenolic cage reduces friction, making it suitable for long-term use.

For automotive applications, 71902 ACE/P4ADBC Bearing fits well in gearbox systems, offering reliable performance under angular loads. The matched arrangement enhances load distribution, extending service life.

Medical imaging devices benefit from 71902 ACE/P4ADBC Bearing’s high-speed capabilities and low noise. The chrome steel construction ensures durability in sterile environments.

In consumer electronics, 71902 ACE/P4ADBC Bearing is found in precision motors, such as those in printers. Its compact size and high-speed tolerance make it a versatile choice.

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