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Super Precision Angular Contact Ball Bearings 71907 CD/P4ADBD
Super Precision Angular Contact Ball Bearings 71907 CD/P4ADBD

Super Precision Angular Contact Ball Bearings 71907 CD/P4ADBD

The 71907 CD/P4ADBD is a super precision angular contact ball bearing, measuring 35mm by 55mm by 20mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched pair for heavy preload applications.

This bearing handles radial loads up to 3578 lbf and spins smoothly at speeds up to 56,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the P4A tolerance class guarantees high precision. Ideal for machine tools or high-speed spindles where accuracy is critical.

Weighing just 0.15kg, it’s a lightweight yet robust choice. Compliant with standard temperature ranges from -30°C to 110°C, making it versatile for various industrial uses.

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Product Parameters

  • Part Number 71907 CD/P4ADBD
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 15°
  • 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 Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2902 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.15 kg

Features

Performance Features of 71907 CD/P4ADBD Bearing

71907 CD/P4ADBD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 3578 lbf, it handles demanding conditions with ease.
The heavy preload (Class D) enhances stability, making it suitable for high-precision tasks.

71907 CD/P4ADBD Bearing operates smoothly at speeds up to 56,000 rpm, balancing performance and longevity.
Its matched arrangement of two bearings (DB) ensures consistent alignment and reduced vibration.

The open seal design allows for easy lubrication, maintaining optimal performance.
Its temperature range of -30°C to 110°C ensures reliability in various environments.

The P4A tolerance class guarantees precision, making it ideal for critical applications.
With 21 balls of 5.556 mm diameter, it ensures even load distribution and smooth operation.

Application

Industrial Uses of 71907 CD/P4ADBD Bearing
71907 CD/P4ADBD Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. The heavy preload ensures stability during high-speed operations, making it ideal for grinding spindles.

In automotive applications, 71907 CD/P4ADBD Bearing supports gearbox systems, providing smooth performance under demanding conditions. Its matched arrangement reduces vibration, enhancing overall drivetrain reliability.

For robotics, 71907 CD/P4ADBD Bearing’s phenolic cage and chrome steel construction offer durability in repetitive motion tasks. The P4A tolerance class ensures consistent accuracy in automated assembly lines.

Medical imaging devices benefit from 71907 CD/P4ADBD Bearing’s low friction and high-speed capabilities. The open design allows for easy lubrication, maintaining performance in critical diagnostic equipment.

In consumer electronics, 71907 CD/P4ADBD Bearing is found in high-end printers, where its precision reduces noise and improves print quality. The metric sizing ensures compatibility with various compact devices.

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