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Super Precision Angular Contact Ball Bearings 71814 CD/P4DBA

Super Precision Angular Contact Ball Bearings 71814 CD/P4DBA

The 71814 CD/P4DBA is a super precision angular contact ball bearing measuring 70mm by 90mm by 20mm, crafted from durable chrome steel. It handles radial loads up to 5062 lbf and spins smoothly at speeds up to 28,000 RPM.

With a 15° contact angle and matched pair arrangement, it offers excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

Its open design allows for easy lubrication, while the P4 tolerance class guarantees high precision. Ideal for applications like machine tool spindles or high-speed rotary systems.

Weighing just 0.27kg, this bearing operates in temperatures from -30°C to 110°C. The set includes two bearings for balanced performance in demanding conditions.

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Product Parameters

  • Part Number 71814 CD/P4DBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 31
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5062 lbf
  • Static Radial Load 7200 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.27 kg
Super Precision Angular Contact Ball Bearings 71814 CD/P4DBA dimension drawing
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Features

Why Choose 71814 CD/P4DBA Bearing for Precision Tasks?

71814 CD/P4DBA Bearing features a 15° 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 and noise.

With a dynamic radial load capacity of 5062 lbf, it performs reliably in high-speed applications.
The extra-light preload and P4 tolerance class guarantee smooth operation and accuracy.

Designed for matched arrangement (DB), 71814 CD/P4DBA Bearing offers consistent performance in pairs.
It operates efficiently at speeds up to 28,000 rpm, making it suitable for demanding tasks.

The open seal type allows easy lubrication, extending the bearing’s service life.
Its temperature range of -30°C to 110°C ensures adaptability in various environments.

Application

Common Applications of 71814 CD/P4DBA Bearing
71814 CD/P4DBA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding operations.

In robotics, 71814 CD/P4DBA Bearing supports articulated arms, offering smooth movement and low friction. Its phenolic cage material helps reduce wear during continuous use.

For medical imaging devices, 71814 CD/P4DBA Bearing’s P4 tolerance class guarantees consistent performance. The chrome steel construction ensures durability in sterile environments.

Where Is 71814 CD/P4DBA Bearing Used?
71814 CD/P4DBA Bearing is ideal for CNC machining centres, where its extra light preload enhances precision. The open seal type allows for easy lubrication maintenance.

In aerospace applications, 71814 CD/P4DBA Bearing handles high-speed rotations in navigation systems. Its 15° contact angle optimises load distribution for reliability.

Built for Heavy-Duty Use: 71814 CD/P4DBA Bearing
71814 CD/P4DBA Bearing excels in industrial pumps, managing radial and axial loads effortlessly. The phenolic cage material resists corrosion in wet conditions.

For automotive testing equipment, 71814 CD/P4DBA Bearing ensures accurate measurements. Its high-speed capability makes it suitable for dynamic testing scenarios.

Automotive vs Aerospace: Applications of 71814 CD/P4DBA Bearing
In automotive transmissions, 71814 CD/P4DBA Bearing supports smooth gear shifts. Its metric sizing fits seamlessly into European and Asian vehicle designs.

For aerospace actuators, 71814 CD/P4DBA Bearing’s high-speed performance is crucial. The matched bearing set reduces vibration during flight operations.

Q&A

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