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Super Precision Angular Contact Ball Bearings 71800 CD/P4DBC
Super Precision Angular Contact Ball Bearings 71800 CD/P4DBC

Super Precision Angular Contact Ball Bearings 71800 CD/P4DBC

The 71800 CD/P4DBC is a super precision angular contact ball bearing with a compact size of 10mm by 19mm by 10mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 691 lbf and spins smoothly at speeds up to 95,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the P4 tolerance class guarantees high precision. Ideal for applications like machine tools or high-speed spindles where accuracy is key.

Weighing just 0.01kg, it’s lightweight yet robust. The moderate preload (Class C) ensures stable performance under angular contact loads. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71800 CD/P4DBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 10 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 19 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 691 lbf
  • Static Radial Load 441 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.01 kg

Features

Performance Features of 71800 CD/P4DBC Bearing

71800 CD/P4DBC Bearing is designed with a 15° contact angle, providing precise angular contact performance.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing speed capabilities.
With a maximum speed of 95,000 rpm, it is suitable for high-speed applications.

Moderate preload class C ensures stable performance in matched bearing arrangements.
The open seal type allows for easy lubrication, extending the bearing’s service life.

Operating temperatures range from -30°C to 110°C, making it versatile for various environments.
Its compact size (10 mm×19 mm×10 mm) is ideal for precision machinery.

Application

Practical Applications of 71800 CD/P4DBC Bearing
71800 CD/P4DBC Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The matched pair arrangement helps maintain stability in demanding industrial settings.

In robotics, 71800 CD/P4DBC Bearing supports articulated arms, providing smooth movement with minimal friction. Its phenolic cage offers durability while reducing weight for better efficiency.

For dental drills and other medical tools, 71800 CD/P4DBC Bearing delivers reliable performance due to its chrome steel construction. The P4 tolerance class ensures consistent operation in critical applications.

Where Is 71800 CD/P4DBC Bearing Used?
You’ll find 71800 CD/P4DBC Bearing in optical equipment like lens positioning systems, where its moderate preload enhances precision. The open seal design allows for easy lubrication maintenance.

In small electric motors, 71800 CD/P4DBC Bearing handles radial and axial loads efficiently. Its high-speed capability makes it suitable for compact, high-performance devices.

Built for Heavy-Duty Use: 71800 CD/P4DBC Bearing
71800 CD/P4DBC Bearing excels in CNC machining centres, where its 15° contact angle manages combined loads effectively. The chrome steel balls contribute to long service life even under continuous use.

For aerospace applications, 71800 CD/P4DBC Bearing’s lightweight design and precision make it ideal for instrumentation. The temperature range ensures performance in varying environmental conditions.

Automotive vs Aerospace: Applications of 71800 CD/P4DBC Bearing
In automotive transmissions, 71800 CD/P4DBC Bearing supports gear shafts with its angular contact capability. The metric sizing ensures compatibility with European and Asian vehicle designs.

For aerospace actuators, 71800 CD/P4DBC Bearing’s high-speed rating and precision are crucial. The matched bearing set reduces vibration, enhancing overall system reliability.

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